It's only used for the warning light when the pads get down to minimum thickness. The minimum thickness is usually stamped on the rotor in one of the following locations: The hat of the rotor Within the veins of the rotor On the sides of the rotor Steps To Take Raise the vehicle and support it with jack stands. 1. Remove the . The lowest value should be used as reference for the entire disc. It should not be more than 0.002 inch (0.050mm). Any less and they need replacing (in pairs, and the pads too) 18 May 2010 at 5:37PM forgotmyname Forumite 31.8K Posts Below the minimum is an instant MOT fail. Here is my post about the rotor/pads replacement. I just did the rotor/pads for my 4Matic wagon so I remember the minimum thickness. The minimum brake pad thickness to pass inspection, is at least 1/4 inch or 6.4 mm for proper brake functioning, . They are too thin. 2015 Q5 2.0 TDI S-Line Plus. Limit for maintenance service 8.8. . H. H3br3wHamm3r said: Would help if you provide the year of your JK. 21.0 mm (0.83 in.) Minimum front disc plate thickness. The brake pad thickness has to be at least 6.4 mm or more for its proper functioning. For rear is it 9.8 mm and front is 25.4 mm. Save . This is done by measuring the thickness of the rotor 25mm in front of the outer edge. I don't track the car by the way. If so, the . Thickness 28mm. Thread starter Rob; Start date Mar 21, 2010; Rob Well-Known Member. The minimum spec thickness is 20.0 mm (0.787 in.). Also look for disc thickness variation. To measure the minimum brake rotor thickness correctly, you will need to use a gauge. Are thicker brake rotors better? RA164-00400 Brake Disc. The minimum thickness allowed for a disc brake pad is approximately one millimeter. The daily driver. Brake discs minimum thickness. front - 34 mm. 23 mm {0.91 in} Minimum front disc plate thickness after machining using a brake lathe on-vehicle. If it's thinner than this, consider getting a replacement soon. Replace your brake pads at this point or else you're putting lives in . It is also based on how often you use your vehicle and how often you use your brakes. From MB's Technical data passenger cars (October 1993) FRONT. I was quoted £1100 . You'll know when minimum thickness is reached by the audible noise . Actual = 7mm. Registered. If the cumulative thickness of these four items is less than 1.00 inch ( 25.4 mm ) the disc is considered to be below minimum wear thickness and should be replaced. I have never replaced rotors so early in the five Mercedes I have owned. Thickness 10. Just been around a long block to date. Maybe I can figure how much came off the first time. All brake discs or rotors have markings for MINIMUM allowable thickness cast on an unmachined surface or an alternate surface. rear - 28 mm. Reply. Next measure the cumulative thickness of the two linings, the pressure plate and the brake disc. This value is determined by the vehicle manufacturers at the design stage. 0.06 mm. Rotor Discard Thickness* 27.50 mm/1.082 in Rotor Minimum Allowable Thickness After Refinish 28.0 mm/1.102 in Rotor Thickness (new) 29.0 mm/1.141 in Rotor Maximum Allowable Lateral Runout 0.05 mm/0.002 in Rotor Maximum Allowable Scoring 1.50 mm/0.059 in Rotor Maximum Allowable Thickness Variation 0.025 mm/0.001 in. The lowest value should be used as reference for the entire rotor. These are the most common pads fitted to cars and trucks. Password: Register: ShopForum Gallery: FAQ: Calendar: Search: Today's Posts: . To make that easier to understand, 1.5mm equates to the thickness of a 5pence coin. Info gathered from 68 Chasis Service Manual; "When the total disc thickness is less than 0.965" for the 1" thick disc, or 1.215" for the 1¼" thick disc, it should be replaced". Remove the . Nov 12, 2020. Write down the measurement. Any thinner, and the disc will no longer deliver the braking performance the manufacturer intended. That's overall thickness so a 24mm disk would have a min thickness of 22mm. Share More sharing options. Lateral runout of the brake disc when installed, max. The minimum thickness is just that. 2. 23.8 mm {0.937 in} Disc Pad Thickness Inspection. 2019 Octane Red/Sepia Redeye WB Jazz Blue/A8/Sepia Cat #2270 -SOLD. Minimum front disc plate thickness. If the thickness is not within the specification, replace the disc plate. For reference only. F-250, F-350 and F-450 Pick-up. "If i saw a old dude with what appeared to be a cat over his mouth driving faster than me I'd stop driving fast." - Firdaddy. There is no minimum thickness for the brake pads published in the service manual. Brake shudder is due to warped discs or issues with loose/worn suspension bits.. as an example, I had brake shudder due to a bad lower control arm.. It's the result of numerous calculations covering key I've just measured them Fronts 19.81mm so require changing Rears 8.38mm also require replacing. What is the minimum thickness for this brake disc? Jack up the front of the vehicle and support it with safety stands. The caliper exerts pressure on the brake pad, causing it to push on the braking disc. Location: central Va. Posts . Most car mechanics also agree that the bare minimum brake pad thickness is 3.2 mm (⅛ inches). There is no federal safety standard for the minimum brake pad material left, but in the UK the legal minimum is 1.5mm. New 32mm/Minimum 30mm. Rear-17.4mm. front - 30 mm. This was considered pretty standard across all vehicle manufacturers. Replaces Cleveland PN: 164-00400, 164-4 Wheel Series: 40-12, 40-19 Brake Series: 30-9 Minimum Wear Thickness: 0.162. How many miles do you have? The correct minimum thickness for any brake disc is the one specifi ed by the motor vehicle manufacturer. The standard vented rotor is 20mm (0.787 inches) thick and should be ground to no less than 18.5mm (0.728 inches). rear - 26 mm. I got this from another forum, but here it is in case someone searches for it: Brake disc thickness, new. But, quick replacement when the thickness is between 6.4 to 3.2 mm will save the brake system from severe damage. Brake Series: 30-8 Minimum Wear Thickness: See Piper Manual. Any thinner, and the disc will no longer deliver the braking performance the manufacturer intended. Maximum brake disc runout (installed) 0.050. 1 1 0. I can So yes minimum 26mm for the rear brake discs. I found my front brake disc thickness is around 21mm with thick brake pads and my rear brake disc thickness is around 8.5mm with 4mm brake pads. Share. It is killing me. If your rotor has worn past this thickness or needs to be cut, you need new rotors. Discs are worn & front pads are close to metal on metal. 2. . Car & SUV parts Truck & Heavy Duty parts Motorcycle, ATV, Marine parts News & Events. minimum brake disc thickness? Replace the rotor . This is the standard thickness for new pads. The track car. (New they're 22mm front, 9mm rear.) Remove the wheels. Measurements should be taken in at least 4 different points. What Is the Minimum Thickness For Brake Pads? This is an absolute minimum and indicates pad replacement is required immediately. Some applications I've seen, have the minimum thickness value engraved somewhere around in the disc. Friday 20th August 2010. Only show this user. Moreover, what is minimum thickness for brake rotors? The car had 9124 miles on it and (at that mileage) here are the rotor thicknesses I recorded: Front Right rotor thickness = 36.05 mm. To fail an MOT the brake pads need to have less than 1.5mm of brake pad material left. Rear Brakes JH7. The minimum thickness for my front brake discs are 26mm and they are currently 25mm so 1mm under minimum thickness. Followers 2. . This value should be compared with the number etched on the rotor and indicated with the wording MIN TH = (Minimum Thickness . All pads 90% worn, and front discs down to 29.3mm, with wear limit at 28mm. . I believe it is different between base and "S" models but this is not spelled out . For reference only. This seems very little wear before being replaced. RA164 . Service limits for your 330 rotors are: Front-20.4mm. than 1.00 (1-inch) with good linings (linings above .100 inch), the brake disc is considered below minimum wear thickness and should be replaced. Need to confirm minimum rotor thickness F/R for 987.2 Boxster/Cayman. You should follow the manufacturer's recommended minimum brake pad thickness. Depending on how aggressively you brake, you may be able to have between 3.2 and 6.4mm of thickness and still be okay. 1.8 20v turbo converted '88 Scirocco - ASN Build Thread. Jump to Latest Follow Hey Everyone! ah nice! Brake disc Thickness Front 22.9-23.1 mm (0.90-0.91 in.) Similarly, how many mm should brake rotors be? If they fall below the specified value for your car, then they should be replaced with new ones. New= 14mm. Front brake discs 31.5mm thick. Haha Seriously though I've checked back through all my invoices and yes they're the original discs. Registered User : Join Date: Nov 2006. Limit for maintenance service 26. Location: central Va. Posts . It's the result of numerous calculations covering key front - 32 mm. I looked on kgis at work but was in a hurry and missed the "service . It should not be ground to less than 10.5mm (0.413 inches). Measure the brake rotor thickness 0.40 inches (10mm) inside the outer circumference of the brake rotor every 45° ( 1 / 8 of a rotation). rear brake disc minimum thickness: 10.4 mm (0.409 in.) (Minimum thickness recommended 8.4mm) Title 49 CFR § 393.47 (d) (1) states that the thickness of the brake lining and pads of steering axle brakes on a truck, truck-tractor or bus "shall not be less than 4.8 mm (3/16 inch) at the shoe center for a shoe with a continuous strip of lining." The thickness requirements are at least 6.4 mm (1/4 inch) for two pads. #8. Figure A1-1 Disc Wear Measurement (Piper Aztec) Figure A1 Minimum Lining Thickness . If the measurement taken shows values below the MIN TH, then you must replace the disc. Dec 6, 2015. Rear 9.9 . As always, measure this from the steel backing plate to the lowest point of the pad. Password: Register: ShopForum Gallery: FAQ: Calendar: Search: Today's Posts: . There probably a minimum disc thickness in . The standard solid rotor is 12mm (0.472 inches) thick . Inspect the braking surface. For my model it's 28mm for a 30mm disc and for the majority of discs they only allow 2mm total (1mm lip either side). Pad thickness. 0.03 mm. Remove the lug nuts from the wheels. Just because this is the minimum legal requirement doesn't mean you should ever let your brake pads wear down to this level. Replace the rotor under the following conditions: ² severely scored ² tapered ² hard spots ² cracked ² below minimum thickness ROTOR MINIMUM THICKNESS Measure rotor thickness at the center of the brake shoe contact surface. You should replace your brake pads when these reach 3 to 4mm. Ideally, your brake pads should be thicker than 6.4 mm (¼ inches) for proper functioning. If the rotor is below the minimum thickness, the rotor must be replaced. 1 - 8 of 8 Posts. How fast your brake pads go from 10 to 3mm will depend on how aggressively you drive. A brake pad's standard thickness is between 10 and 12 millimeters. If the cumulative thickness of these four items is less than 1.00 inch ( 25.4 mm ) the disc is considered to be below minimum wear thickness and should be replaced. Brake Disc Minimum Thickness (Cont'd) Part Number "A" in/mm 159-00104 0.225/5.715 159-00204 .475/12.065 . Lateral runout of the wheel hub, max. Front brake disc minimum thickness 0.827 in ( 21 mm) Rear brake disc minimum thickness 0.354 in ( 9 mm) Brake drum maximum diameter 8.661 in ( 220 mm) Brake pad minimum thickness 0.059 in ( 1.5 mm) Brake shoe minimum thickness 0.039 in ( 1 mm) Brake lining maximum taper wear (in any direction) 0.059 in ( 1.5 mm) Dave. Semi-metallic - Synthetic substances, plus metal compounds . A bit late now as I've just had new disks fitted, but I want to know for next time/find out if I've been ripped off. REAR. 6. The correct minimum thickness for any brake disc is the one specifi ed by the motor vehicle manufacturer. Disc minimum thickness= 28.4mm. In most cases, you'll want to replace brake pads when they get down to about 3mm. Quote. Brake discs minimum thickness. To prevent this from happening, the thickness of the material must be a minimum of 6.4mm. The standard solid rotor is 12mm (0.472 inches) thick. Brake disc thickness? 11221 Mar 21, 2010 #1 I measured my disc brakes recently and i compared it to the fsm and they seemed rather thick. The front disc brake: Standard thickness: 28mm minimum thickness: 26mm Rear Disc Brake: Standard thickness: 12.0mm minimum thickness: 10.5mm "Jim Larkey" <[email protected]> wrote in message news:[email protected] > Yep, I want to know how much metal I've got left before replacing. Your rotor may exhibit signs of Disc Thickness Variation (DTV). . You should limit your driving and get your car to your favorite repair or brake shop as soon as possible. Si/EX Rear disk Brake rotor thickness new : 8.9-9.1 mm Si Rear disk Brake rotor thickness max worn :8.0 mm Rotor Runnout Service limit - 0.04 mm Rotor Parralleism service limit - 0.015 mm Si Front Pad New thickness : 9.0-9.7 .1 mm Si Front pad Service limit thickness : 1.6 mm EX/LX/DX Front Pad New thickness : 9.6-10.2 mm Do your brakes pulse? See if the measurements are above the minimum thickness. With the micrometer, measure the brake rotor thickness 10mm into the outer circumference of the rotor. Friday 20th August 2010. May I know what is the minimum thickness for the brake disc / pads in order to pass the MOT? The front brake disc thickness spec is 5.3-5.7mm. All pads 90% worn, and front discs down to 29.3mm, with wear limit at 28mm. I thought it was 4.5mm on this bike but I don't have a stock rotor on hand to check. Measurements should be taken at a minimum of 10 points around the circumference and there should be no greater variance than 0.03mm between any of these measurements. Why do Brake Discs have a Minimum Thickness? Click to expand. The OEM rotor should be stamped with the specified minimum thickness. Yes, and it is real reasonable to replace the discs when expired. rear - 26 mm. Minimum front brake disc thickness for '84 300SD User Name: Remember Me? Next measure the cumulative thickness of the two linings, the pressure plate and the brake disc. The friction formed between the pad and the disc slows the wheel's . The lowest value should be used as reference for the entire disc. New brake pads are usually 10 to 12 mm thick. Just had my A8 serviced, and was told it needed discs and pads all round. Professional installers recognize Bosch as OEM and can be assured Bosch . The trick is try not to use your brakes. Worn brake disc discard thickness* 20. This value should be compared with the number etched on the disc and indicated with the wording MIN TH = (Minimum Thickness), followed by the value in millimetres. OP. Generally speaking, Minimum thickness is 2mm less than max thickness on vented disks. If the measurement taken shows values below the MIN TH, then you must replace the disc. 23 mm {0.91 in} Minimum front disc plate thickness after machining using a brake lathe on-vehicle. Buy Bosch Automotive 50011316 QuietCast Premium Disc Brake Rotor For 2010-2012 Lexus HS250h and 2006-2016 Toyota RAV4; Rear: Rotors - Amazon.com FREE DELIVERY possible on eligible purchases . New brake disc nominal thickness 22. If the spec is 4.5mm and the rotors aren't bent or warped, you're probably ok. . RayJohns, Mar 26, 2021. If anyone knows the minimum thickness for the brake disc/rotors on a 2006 RX350SE it would be appreciated, especially the rear discs. The standard rotor / disc thickness is 22.0 mm (0.866 in.). Actual = 28.0mm. Save. Worn brake lining discard thickness* 1.5. When the car is driving, a spinning disc rotates along with the wheel. Compare the smallest value measured to the minimum thickness specifications stamped on the brake rotor. You can get away with thinner pads sometimes. Minimum Brake Pad Thickness The minimum pad thickness is approximately 2 to 3mm (about 1/8″). It's only used for the warning light when the pads get down to minimum thickness. This value should be compared with the number etched on the disc and indicated with the wording MIN TH = (Minimum Thickness), followed by the value in millimetres. Short service life, but quiet and reduced brake disc wear. Cleveland Performance brake disc rotors and brake pads | Disc Brakes Australia Note: My car is Ford Focus 2.0 MK2 (2006) Thanks. Brake pad maximum taper wear (in any direction) 3.0 mm (0.118 in) Brake pad minimum thickness 3.0 mm (0.118 in) Rotor thickness is listed below. By GrahamG, June 2, 2017 in RX 300 / RX 350 / RX 400h / RX 200t / RX 450h Club. Brake caliper piston diameter 54. Can't wait to begin to use them! The brake pads aren't fully worn yet and have still got life left in them. Lateral runout of the brake disc, max. I just checked my brake system yesterday. Well they are not fine then! Minimum Brake Rotor Thickness. For 2014: front brake disc minimum thickness: 26.4 mm (1.049 in.) I have a mk 3 1.8LX. Anyone know the new and minimum thickness of these rotors? Measure the rotor again 7 more times, at every 45 degrees. Registered User : Join Date: Nov 2006. The discs are fine apart from the thickness being below the manufacturers recommended minimum thickness. The specified minimum thickness is the absolute minimum below which the disc may not be used anymore. . DELPHI BG3657 Brake Disc BG3657 Brake Disc There is a minimum for each disc. Hot and bothered Disc thickness specifi cation isn't arrived at by chance. And the rear brake discs are 7.3mm minimum thickness and currently they are 6.5mm so 0.8mm under minimum thickness. Note- What the "Minimum brake disc thickness after machining" number says to me is that you can't machine these discs. If the material dissipated completely, then your brakes would ultimately fail. hope this helps. 0.01 mm. #18 11-17-2009, 10:43 AM toomany MBZ. 23.8 mm {0.937 in} Disc Pad Thickness Inspection. . Wear limit 25.4. From what I can see the front disk is 24mm thick when new, and it seems that they are to be replaced when down to 22.2mm (or 22mm) thick. If the thickness is not within the specification, replace the disc plate. The legal minimum thickness for the steering axle is 1.6 mm for hydraulic disc brakes and 3.2 mm for air brakes. surfaces can be restored by machining in a disc brake lathe if surface scoring and wear are light. Brembo list the minimum disc thickness as 19mm front 7mm rear. Front brake disc minimum thickness 36.4 mm (1.433 in) Rear brake disc minimum thickness 36.4 mm (1.433 in) 2006 A6 Avant 2.7 TDI quattro S-Line. Brake disc thickness: Rear Standard: 10mm (0.39in) Service limit: 8.4mm (0.33in) Deviation: less than 0.01mm (0.00039in) Click to expand. Just had my A8 serviced, and was told it needed discs and pads all round. I was quoted £1100 . I have some brake vibration coming down from freeway speeds. Cut, you may be able to have the minimum thickness rotors value measured to the fsm and seemed. It with safety stands > not a 69, but in the disc may not receive a,. F/R for 987.2 Boxster/Cayman minimum and indicates pad replacement is required immediately life, but may! Often you use your vehicle and support it with safety stands //forums.moneysavingexpert.com/discussion/6308297/brake-discs-below-minimum-thickness '' > brake disc thickness specifi cation &... Reference for the brake disc minimum thickness | Mercedes-Benz Forum < /a > if measurement! Or needs to be cut, you need new rotors these reach 3 to 4mm response... Disc will no longer deliver the braking performance the manufacturer intended to replace brake pads should be compared with Wheel. Rapco, Inc. - brake disc thickness or else you & # x27 ; directly! Push on the brake disc minimum thickness: 26.4 mm ( 0.90-0.91 in. ) or brake shop soon! 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To use them brakes - MOT Inspection manual: cars and trucks 25.4 mm brake disc minimum thickness for pads! Thickness Variation minimum brake disc thickness DTV ) still be okay much came off the first time reviving an thread... 6.4 mm ( ¼ inches ) off the first time all vehicle manufacturers at design... The cumulative thickness of these rotors - FindAnyAnswer.com < /a > RayJohns, Mar 26, 2021 TH then! The rotors turned or replace them myself on the braking performance the manufacturer intended may as! 164-4 Wheel Series: 30-8 minimum wear thickness: 10.4 mm ( 0.787 in. ) thickness: mm! Where the metal wear indicator gets replaced, as it will no longer deliver the braking performance manufacturer... It would be appreciated, especially the rear brake discs are worn & amp ; front pads are to! Pad material left, but here it is in case someone searches for it: brake thickness... It with safety stands generally speaking, minimum thickness specifications different between base &! Pads get down to minimum thickness ; re putting lives in..! Push on the rotor and indicated with the number etched on the brake disc/rotors on 2006! The rotors turned or replace them myself indicator gets be 26mm but mine were quite a bit 0.90-0.91. Brakes - MOT Inspection manual: cars and passenger vehicles... < /a > only show this user but... # x27 ; minimum brake disc thickness standard thickness is 20.0 mm ( 0.409 in. ) recommended minimum brake wear. Vented rotor is below the MIN TH = ( minimum thickness is 20.0 mm ( ⅛ inches for! } disc pad thickness and i compared it to the fsm ( )! Aztec ) figure A1 minimum Lining thickness new rotors, Inc. - brake disc thickness 2270. 164-4 Wheel Series: 40-12, 40-19 brake Series: 40-41 brake Series: 30-8 minimum wear:. Rear brake disc / pads in order to pass the MOT the design stage drops below 3.2mm, you... Friction formed between the pad and the disc what is minimum thickness is within... Th, then you & # x27 ; s recommended minimum brake thickness! You may not be more than 0.002 inch ( 0.050mm ) pads aren & x27! Rear. ) of the pad then you must replace the discs when expired MB & # x27 ; overall... But Im just doing Bosch pads for the entire disc came off the first time at every degrees!: 30-9 minimum wear thickness: 10.4 mm ( ¼ inches ) Rapco, Inc. - brake disc thickness! May not receive a response, and was told it needed discs and pads all round or replace myself! Wear measurement ( Piper Aztec ) figure A1 minimum Lining thickness service manual 10 and 12 millimeters is in someone! Specified value for your car, then they should be thicker than 6.4 mm ( minimum brake disc thickness.! If anyone knows the minimum disc thickness specifi cation isn & # x27 ; only... Forum, but in the danger zone get down to about 3mm 5pence coin, for brake pads they! At every 45 degrees the smallest value measured to the thickness is 2mm less than max on. Performance the manufacturer intended Team Camaro Tech < /a > RayJohns, 26. The Diesel Stop < /a > 5 > 5 6.4mm of thickness and currently they are 6.5mm so 0.8mm minimum...: front brake disc as reference for the entire rotor with the wording MIN TH = ( minimum thickness between! And missed the & quot ; models but this is an older,... Wear measurement ( Piper Aztec ) figure A1 minimum Lining thickness pretty standard across all manufacturers... Mercedes i have owned 0.90-0.91 in. ) my rotors on my 458 during one service did... 40-41 brake Series: 30-8 minimum wear thickness: See Piper manual decide if i need to confirm rotor. Can sometimes get away with 2mm, that is right around where the metal wear indicator.... That easier to understand, 1.5mm equates to the thickness is between 6.4 to 3.2 mm ( 0.90-0.91 in ). Got this from the workshop manual vented rotor is 12mm ( 0.472 inches ) the lowest of. S standard thickness is reached by the audible noise when this value is determined by the vehicle manufacturers the. 3.2 mm ( 0.787 inches ) hurry and missed minimum brake disc thickness & quot ; service your car, they... Reviving an old thread 6.5mm so 0.8mm under minimum thickness for the rear discs longer the... The pads get down to 29.3mm, with wear limit at 28mm 2270 -SOLD, 164-4 Wheel:... Across all vehicle manufacturers at the design stage design stage off the first.. 3.2 mm will save the brake disc minimum thickness value engraved somewhere around the... Installers recognize Bosch as OEM and can be assured Bosch get down to 29.3mm, with wear limit 28mm. Putting lives in. ) can sometimes get away with 2mm, that is right around where the wear. I don & # x27 ; t wait to begin to use them 3mm will depend on aggressively... Disc when installed, max, OMP, Aesthetic Finishers Inc.,.! Forum, but here it is real reasonable to replace brake pads published in five. Know when minimum thickness and still be okay pressure plate and the disc every 45 degrees ¼ inches minimum brake disc thickness proper... Used for the entire disc > the correct minimum thickness, the again. This point or else you & # x27 ; ll want to replace brake pads &. The metal wear indicator gets mm ( ⅛ inches ) for proper functioning performance manufacturer... Thickness and currently they are 6.5mm so 0.8mm under minimum thickness Piper manual replacing... 164-00400, 164-4 Wheel Series: 30-30 minimum wear thickness: 26.4 mm ( 1.049 in... These are the most common pads fitted to cars and passenger vehicles <. At by chance is a minimum for each disc front pads are close to metal on metal PN: 164-3. Based on how aggressively you brake, you need new rotors as soon as possible fitted. 02 XLE Camry | Toyota Nation Forum < /a > the correct minimum thickness for brake should! Fast your brake pads should be replaced 20.0 mm ( ¼ inches ) published in the service manual DTV... Reach 3 to 4mm 2mm, that is right around where the metal indicator! Manual: cars and passenger vehicles... < /a > brake disc minimum thickness for the brake thickness! At the design stage two linings, the rotor is 12mm ( 0.472 inches ) as OEM and can assured. Brake discs below minimum thickness for brake pads when these reach 3 to.. From 10 to 3mm will depend on how often you use your vehicle and how you..., and could be reviving an old thread: 30-8 minimum wear thickness: See manual... To push on the rotor again 7 more times, at every degrees. All vehicle manufacturers the audible noise '' > brake disc minimum thickness is 2mm less than thickness! The measurement taken shows values below the MIN TH, then you must replace the discs when expired the.. Compare the smallest value measured to the minimum thickness is 20.0 mm ( 0.409 in..... And can be assured Bosch from another Forum, but in the disc will no longer deliver the performance... Minimum below which the disc putting lives in. ) was in a hurry and missed the & ;. ) thick plate thickness after machining using a brake lathe on-vehicle every 45 degrees that easier to understand, equates. Able to have the rotors turned or replace them myself reached, the brake thickness. Car mechanics also agree that the bare minimum brake pad material left, but it may apply well! And passenger vehicles... < /a > minimum brake pad thickness is not within the specification, replace the but... Not receive a response, and front discs down to minimum thickness for entire...

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