2023 GMC Sierra 1500 Brake Rotors and Drums

Carquest Frontline brake rotors are manufactured to withstand severe-duty use, making them the ideal choice for police, emergency vehicles, fleet and severe duty applications. Machined, balanced and with more carbon content, Frontline severe-duty castings meet or exceed original equipment specifications, delivering better stopping power, superior heat dissipation, and high tensile strength. Carquest Frontline rotors are fully coated to protect against corrosion and rust build-up, which can shorten rotor life. These rotors are the preferred choice when looking for the best performance on severe-duty applications.Tech Tip: Burnish the pads to the rotor by applying the 30/30/30 rule: 30 stops from 30 mph with 30 seconds of cool down between stops.

Product Features:

• Designed for severe duty performance
• Coating promotes unrestricted heat venting by preventing rust and corrosion build-up
• Manufactured to exact quality and dimensional specifications for superior stopping power
• Exceeds ISO manufacturing guidelines (International Organization for Standardization)
• Optimal metallurgy and casting thickness to preventing warping
• OE vane configuration to dissipate heat and increase pad life
• Proper harmonic design helps to reduce brake noise

GM Genuine Parts Disc Brake Rotors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. Disc brake rotors are mounted to the wheel hub where the calipers press your vehicle’s brake pads against the disc surface to help slow down the vehicle. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:

• Most GM OE brake rotors sold in the U.S are Ferritic Nitro-Carburized, or FNC rotor
• These rotors typically last two times longer, compared to non-FNC rotors, due to improved pad wear behavior
• OE brake components are specifically designed to work with your GM vehicle safety systems
• Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
• GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
• GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
• GM regularly updates production and service part designs to integrate new materials and technologies

ACDelco Professional DuraStop Brakes are the most thoroughly, independently tested brakes on the aftermarket and are designed to help resist corrosion and premature wear. ACDelco submits its brake products through a range of test methods, including D3EA®, along with Noise/Vibration/Harshness (NVH) and durability/wear testing. This allows us to deliver the high-quality product that an ACDelco customer expects. No manufacturer tests or audits its replacement brake products to the level of ACDelco. Dual Dynamometer Differential Effectiveness Analysis (D3EA®) and SAE J2784.

Product Features:

• No machining required – ready to be installed right out of the box
• Rust-preventative coating
• Mill-balanced for proper rotor function
• Quality validated for proper metallurgy and correct brake plate thickness
• Non-directional brake surface finish for consistent braking
• Chamfer angle follows the OE design
• (D3EA®) and SAE J2784 testes and approved
• Noise/Vibration/Harshness (NVH) and durability/wear tested

Carquest Platinum Plus coated rotors are built to meet or exceed original equipment specifications delivering superior stopping power. Carquest Platinum Plus coated rotors have a specially engineered coating that penetrates vanes and prevents rust, corrosion and build up. This zinc and aluminum coating maintains a like-new appearance significantly longer than a standard rotor. Carquest Platinum Plus coated rotors are designed to effectively dissipate heat helping to eliminate brake fade and increase the life of your pads and rotors. These rotors are built for quiet, long-lasting performance.Tech Tip: Burnish the pads to the rotor by applying the 30/30/30 rule: 30 stops from 30 mph with 30 seconds of cool down between stops.

Product Features:

• Engineered to withstand 120 hours of salt spray testing
• Zinc and aluminum anti-corrosion coating maintains a like-new appearance
• Manufactured to exacting quality and dimensional specifications for superior stopping power
• Exceeds ISO manufacturing guidelines (International Organization for Standardization)
• OE configuration to dissipate heat, increasing pad life
• Proper harmonic design helps to reduce brake noise
• Non-directional finish for decreased break-in time and reduced brake noise
• Brand may vary by location

ACDelco Advantage brake rotors and drums feature the fit, form and function of premium aftermarket brakes at a more economical price. The ACDelco Advantage line offers dependability, performance and great value – without sacrificing important features and benefits.

Product Features:

• No machining required – ready to be installed right out of the box
• Rust-preventative coating
• Mill-balanced for proper rotor function
• Quality validated for proper metallurgy and correct brake plate thickness
• Non-directional brake surface finish for consistent braking
• Chamfer angle follows the OE design

ACDelco GM Original Equipment Disc Brake Rotors are metal discs mounted to the wheel hub where the caliper can press the brake pads against the disc surfaces to slow the vehicle, and are GM-recommended replacements for your vehicle’s original components. These disc brake rotors are manufactured to fit your specific GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:

• Inspected for balance, resulting in smooth brake operation and noise reduction
• Rust-preventive coating to help protect against corrosion
• GM-recommended replacement part for your GM vehicle’s original factory component
• Offering the quality, reliability, and durability of GM OE
• Manufactured to GM OE specification for fit, form, and function

Carquest Platinum painted brake rotors meet or exceed original equipment (O.E.) specifications, delivering superior stopping power with proper harmonic design and non-directional finish that eliminate noise. Carquest Platinum painted rotors feature RotorShield, a rust-inhibiting barrier that provides up to 5 times more protection than non-painted rotors. The RotorShield barrier is applied to the rotor hat to protect from unsightly rust and help maintain a like-new appearance. Our rotors are designed to effectively dissipate heat, helping to eliminate brake fade and increase the life of the pads and rotors. Carquest Platinum painted brake rotors are designed for long-lasting and quiet braking with superior performance.

Product Features:

• Engineered to withstand 120 hours of salt spray testing
• Meets or exceeds OE design for superior stopping power
• Exceeds ISO manufacturing guidelines (International Organization for Standardization)
• Matches OE vane size for proper cooling
• Optimal metallurgy and casting thickness to preventing warping
• Air gap eliminates brake fade and increases pad life
• Non-directional finish decreases break-in time

Carquest Frontline brake rotors are manufactured to withstand severe-duty use, making them the ideal choice for police, emergency vehicles, fleet and severe duty applications. Machined, balanced and with more carbon content, Frontline severe-duty castings meet or exceed original equipment specifications, delivering better stopping power, superior heat dissipation, and high tensile strength. Carquest Frontline rotors are fully coated to protect against corrosion and rust build-up, which can shorten rotor life. These rotors are the preferred choice when looking for the best performance on severe-duty applications.Tech Tip: Burnish the pads to the rotor by applying the 30/30/30 rule: 30 stops from 30 mph with 30 seconds of cool down between stops.

Product Features:

• Designed for severe duty performance
• Coating promotes unrestricted heat venting by preventing rust and corrosion build-up
• Manufactured to exact quality and dimensional specifications for superior stopping power
• Exceeds ISO manufacturing guidelines (International Organization for Standardization)
• Optimal metallurgy and casting thickness to preventing warping
• OE vane configuration to dissipate heat and increase pad life
• Proper harmonic design helps to reduce brake noise

Carquest Platinum Plus coated rotors are built to meet or exceed original equipment specifications delivering superior stopping power. Carquest Platinum Plus coated rotors have a specially engineered coating that penetrates vanes and prevents rust, corrosion and build up. This zinc and aluminum coating maintains a like-new appearance significantly longer than a standard rotor. Carquest Platinum Plus coated rotors are designed to effectively dissipate heat helping to eliminate brake fade and increase the life of your pads and rotors. These rotors are built for quiet, long-lasting performance.Tech Tip: Burnish the pads to the rotor by applying the 30/30/30 rule: 30 stops from 30 mph with 30 seconds of cool down between stops.

Product Features:

• Engineered to withstand 120 hours of salt spray testing
• Zinc and aluminum anti-corrosion coating maintains a like-new appearance
• Manufactured to exacting quality and dimensional specifications for superior stopping power
• Exceeds ISO manufacturing guidelines (International Organization for Standardization)
• OE configuration to dissipate heat, increasing pad life
• Proper harmonic design helps to reduce brake noise
• Non-directional finish for decreased break-in time and reduced brake noise
• Brand may vary by location

GM Genuine Parts Disc Brake Rotors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. Disc brake rotors are mounted to the wheel hub where the calipers press your vehicle’s brake pads against the disc surface to help slow down the vehicle. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:

• Most GM OE brake rotors sold in the U.S are Ferritic Nitro-Carburized, or FNC rotor
• These rotors typically last two times longer, compared to non-FNC rotors, due to improved pad wear behavior
• OE brake components are specifically designed to work with your GM vehicle safety systems
• Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
• GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
• GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
• GM regularly updates production and service part designs to integrate new materials and technologies

WBR Run True Technology Metallurgic-Gray (MG) Finished Rotors All World Brake Resources (WBR) brake rotors with Run-True technology are manufactured to match the exact OE fit, OE construction, and precision finishing to ensure quick and easy installation, as well as trouble-free functionality for the life of the rotor. The Metallurgic-Gray coating is applied to all outward non-friction surfaces including in the gap between the plates covering the cooling vanes and cured through an oven drying process. The Gray coating provides an effective anti-rust protection to help maintain a clean appearance. The coating used for WBR is also similar to the OE color used by many OE car makes. WBR Brake Rotors with Run-True Technology have ultra tight tolerances that provide the finest braking experience, from break in throughout the life of the rotor, reducing the chance of warping even under extreme braking temperatures. The coated brake disc provides a protective water based coating that prevents rust and corrosion, extended rotor life and improved visual appearance. WBR Brake Rotors are manufactured to meet or exceed the original equipment manufacturer specification for durability, fit, and function.

Product Features:

• High metallurgical and machining standard to improve stopping distances
• Produced to match OE design fitment – G 3000 gray iron
• Mill balanced
• TS16949 certified
• Non-directional finish provides smooth vibration free performance
• No need for machining prior to installation
• Durable Metallurgic-Gray finish to all outward non-friction surfaces
• Metallurgic-Gray anti-rust protection to help maintain a clean appearance
• Compatible with NAO, Ceramic and Semi-Met pad compounds for reduced noise
• Designed to minimize brake fade and extend pad and rotor life
• 24/24 Warranty – limited warranty against defects in material and workmanship Technical Service Bulletins

ACDelco GM Original Equipment Disc Brake Rotors are metal discs mounted to the wheel hub where the caliper can press the brake pads against the disc surfaces to slow the vehicle, and are GM-recommended replacements for your vehicle’s original components. These disc brake rotors are manufactured to fit your specific GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:

• Inspected for balance, resulting in smooth brake operation and noise reduction
• Rust-preventive coating to help protect against corrosion
• GM-recommended replacement part for your GM vehicle’s original factory component
• Offering the quality, reliability, and durability of GM OE
• Manufactured to GM OE specification for fit, form, and function

ACDelco GM Original Equipment Disc Brake Rotors are metal discs mounted to the wheel hub where the caliper can press the brake pads against the disc surfaces to slow the vehicle, and are GM-recommended replacements for your vehicle’s original components. These disc brake rotors are manufactured to fit your specific GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:

• Inspected for balance, resulting in smooth brake operation and noise reduction
• Rust-preventive coating to help protect against corrosion
• GM-recommended replacement part for your GM vehicle’s original factory component
• Offering the quality, reliability, and durability of GM OE
• Manufactured to GM OE specification for fit, form, and function

ACDelco GM Original Equipment Disc Brake Rotors are metal discs mounted to the wheel hub where the caliper can press the brake pads against the disc surfaces to slow the vehicle, and are GM-recommended replacements for your vehicle’s original components. These disc brake rotors are manufactured to fit your specific GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:

• Inspected for balance, resulting in smooth brake operation and noise reduction
• Rust-preventive coating to help protect against corrosion
• GM-recommended replacement part for your GM vehicle’s original factory component
• Offering the quality, reliability, and durability of GM OE
• Manufactured to GM OE specification for fit, form, and function

Carquest Platinum painted brake rotors meet or exceed original equipment (O.E.) specifications, delivering superior stopping power with proper harmonic design and non-directional finish that eliminate noise. Carquest Platinum painted rotors feature RotorShield, a rust-inhibiting barrier that provides up to 5 times more protection than non-painted rotors. The RotorShield barrier is applied to the rotor hat to protect from unsightly rust and help maintain a like-new appearance. Our rotors are designed to effectively dissipate heat, helping to eliminate brake fade and increase the life of the pads and rotors. Carquest Platinum painted brake rotors are designed for long-lasting and quiet braking with superior performance.

Product Features:

• Engineered to withstand 120 hours of salt spray testing
• Meets or exceeds OE design for superior stopping power
• Exceeds ISO manufacturing guidelines (International Organization for Standardization)
• Matches OE vane size for proper cooling
• Optimal metallurgy and casting thickness to preventing warping
• Air gap eliminates brake fade and increases pad life
• Non-directional finish decreases break-in time

Carquest Platinum Plus coated rotors are built to meet or exceed original equipment specifications delivering superior stopping power. Carquest Platinum Plus coated rotors have a specially engineered coating that penetrates vanes and prevents rust, corrosion and build up. This zinc and aluminum coating maintains a like-new appearance significantly longer than a standard rotor. Carquest Platinum Plus coated rotors are designed to effectively dissipate heat helping to eliminate brake fade and increase the life of your pads and rotors. These rotors are built for quiet, long-lasting performance.Tech Tip: Burnish the pads to the rotor by applying the 30/30/30 rule: 30 stops from 30 mph with 30 seconds of cool down between stops.

Product Features:

• Engineered to withstand 120 hours of salt spray testing
• Zinc and aluminum anti-corrosion coating maintains a like-new appearance
• Manufactured to exacting quality and dimensional specifications for superior stopping power
• Exceeds ISO manufacturing guidelines (International Organization for Standardization)
• OE configuration to dissipate heat, increasing pad life
• Proper harmonic design helps to reduce brake noise
• Non-directional finish for decreased break-in time and reduced brake noise
• Brand may vary by location

WBR Run True Technology Metallurgic-Gray (MG) Finished Rotors All World Brake Resources (WBR) brake rotors with Run-True technology are manufactured to match the exact OE fit, OE construction, and precision finishing to ensure quick and easy installation, as well as trouble-free functionality for the life of the rotor. The Metallurgic-Gray coating is applied to all outward non-friction surfaces including in the gap between the plates covering the cooling vanes and cured through an oven drying process. The Gray coating provides an effective anti-rust protection to help maintain a clean appearance. The coating used for WBR is also similar to the OE color used by many OE car makes. WBR Brake Rotors with Run-True Technology have ultra tight tolerances that provide the finest braking experience, from break in throughout the life of the rotor, reducing the chance of warping even under extreme braking temperatures. The coated brake disc provides a protective water based coating that prevents rust and corrosion, extended rotor life and improved visual appearance. WBR Brake Rotors are manufactured to meet or exceed the original equipment manufacturer specification for durability, fit, and function.

Product Features:

• High metallurgical and machining standard to improve stopping distances
• Produced to match OE design fitment – G 3000 gray iron
• Mill balanced
• TS16949 certified
• Non-directional finish provides smooth vibration free performance
• No need for machining prior to installation
• Durable Metallurgic-Gray finish to all outward non-friction surfaces
• Metallurgic-Gray anti-rust protection to help maintain a clean appearance
• Compatible with NAO, Ceramic and Semi-Met pad compounds for reduced noise
• Designed to minimize brake fade and extend pad and rotor life
• 24/24 Warranty – limited warranty against defects in material and workmanship Technical Service Bulletins

Carquest Platinum Plus coated rotors are built to meet or exceed original equipment specifications delivering superior stopping power. Carquest Platinum Plus coated rotors have a specially engineered coating that penetrates vanes and prevents rust, corrosion and build up. This zinc and aluminum coating maintains a like-new appearance significantly longer than a standard rotor. Carquest Platinum Plus coated rotors are designed to effectively dissipate heat helping to eliminate brake fade and increase the life of your pads and rotors. These rotors are built for quiet, long-lasting performance.Tech Tip: Burnish the pads to the rotor by applying the 30/30/30 rule: 30 stops from 30 mph with 30 seconds of cool down between stops.

Product Features:

• Engineered to withstand 120 hours of salt spray testing
• Zinc and aluminum anti-corrosion coating maintains a like-new appearance
• Manufactured to exacting quality and dimensional specifications for superior stopping power
• Exceeds ISO manufacturing guidelines (International Organization for Standardization)
• OE configuration to dissipate heat, increasing pad life
• Proper harmonic design helps to reduce brake noise
• Non-directional finish for decreased break-in time and reduced brake noise
• Brand may vary by location

ACDelco GM Original Equipment Disc Brake Rotors are metal discs mounted to the wheel hub where the caliper can press the brake pads against the disc surfaces to slow the vehicle, and are GM-recommended replacements for your vehicle’s original components. These disc brake rotors are manufactured to fit your specific GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:

• Inspected for balance, resulting in smooth brake operation and noise reduction
• Rust-preventive coating to help protect against corrosion
• GM-recommended replacement part for your GM vehicle’s original factory component
• Offering the quality, reliability, and durability of GM OE
• Manufactured to GM OE specification for fit, form, and function

Carquest Frontline brake rotors are manufactured to withstand severe-duty use, making them the ideal choice for police, emergency vehicles, fleet and severe duty applications. Machined, balanced and with more carbon content, Frontline severe-duty castings meet or exceed original equipment specifications, delivering better stopping power, superior heat dissipation, and high tensile strength. Carquest Frontline rotors are fully coated to protect against corrosion and rust build-up, which can shorten rotor life. These rotors are the preferred choice when looking for the best performance on severe-duty applications.Tech Tip: Burnish the pads to the rotor by applying the 30/30/30 rule: 30 stops from 30 mph with 30 seconds of cool down between stops.

Product Features:

• Designed for severe duty performance
• Coating promotes unrestricted heat venting by preventing rust and corrosion build-up
• Manufactured to exact quality and dimensional specifications for superior stopping power
• Exceeds ISO manufacturing guidelines (International Organization for Standardization)
• Optimal metallurgy and casting thickness to preventing warping
• OE vane configuration to dissipate heat and increase pad life
• Proper harmonic design helps to reduce brake noise

ACDelco Professional DuraStop Brakes are the most thoroughly, independently tested brakes on the aftermarket and are designed to help resist corrosion and premature wear. ACDelco submits its brake products through a range of test methods, including D3EA®, along with Noise/Vibration/Harshness (NVH) and durability/wear testing. This allows us to deliver the high-quality product that an ACDelco customer expects. No manufacturer tests or audits its replacement brake products to the level of ACDelco. Dual Dynamometer Differential Effectiveness Analysis (D3EA®) and SAE J2784.

Product Features:

• No machining required – ready to be installed right out of the box
• Rust-preventative coating
• Mill-balanced for proper rotor function
• Quality validated for proper metallurgy and correct brake plate thickness
• Non-directional brake surface finish for consistent braking
• Chamfer angle follows the OE design
• (D3EA®) and SAE J2784 testes and approved
• Noise/Vibration/Harshness (NVH) and durability/wear tested

GM Genuine Parts Disc Brake Rotors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. Disc brake rotors are mounted to the wheel hub where the calipers press your vehicle’s brake pads against the disc surface to help slow down the vehicle. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:

• Most GM OE brake rotors sold in the U.S are Ferritic Nitro-Carburized, or FNC rotor
• These rotors typically last two times longer, compared to non-FNC rotors, due to improved pad wear behavior
• OE brake components are specifically designed to work with your GM vehicle safety systems
• Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
• GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
• GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
• GM regularly updates production and service part designs to integrate new materials and technologies

Carquest Wearever rotors meet or exceed original equipment specifications while delivering superior stopping power. Carquest Wearever rotors are manufactured with proper harmonic design and non-directional finish that eliminate noise and enhance pedal feel. Our rotors are designed to effectively dissipate heat, helping to eliminate brake fade and increase the life of your pads and rotors. Carquest Wearever rotors are designed for long-lasting and quiet braking with superior performance.

Product Features:

• Meets or exceeds OE design for superior stopping power
• Exceeds ISO manufacturing guidelines (International Organization for Standardization)
• Matches OE vane size for proper cooling
• Optimal metallurgy and casting thickness to preventing warping
• Air gap eliminates brake fade and increases pad life
• Non-directional finish decreases break-in time

Carquest Wearever rotors meet or exceed original equipment specifications while delivering superior stopping power. Carquest Wearever rotors are manufactured with proper harmonic design and non-directional finish that eliminate noise and enhance pedal feel. Our rotors are designed to effectively dissipate heat, helping to eliminate brake fade and increase the life of your pads and rotors. Carquest Wearever rotors are designed for long-lasting and quiet braking with superior performance.

Product Features:

• Meets or exceeds OE design for superior stopping power
• Exceeds ISO manufacturing guidelines (International Organization for Standardization)
• Matches OE vane size for proper cooling
• Optimal metallurgy and casting thickness to preventing warping
• Air gap eliminates brake fade and increases pad life
• Non-directional finish decreases break-in time

StopTech is the high performance and racing brand from Centric Parts – a leading innovator of world class brake components and systems for production-based race cars and high performance vehicles on the street and track. StopTech was the first to offer balanced brake upgrades for production cars and remains the worldwide leader with over 700 platform offerings that dramatically improve overall braking performance.

Product Features:

• Premium e-coated rotor with advanced metallurgy that greatly reduces pad squeal
• Especially effective with higher friction, European style brake pad compounds
• Slotted for increased bite, improved looks and better performance

Carquest Wearever rotors meet or exceed original equipment specifications while delivering superior stopping power. Carquest Wearever rotors are manufactured with proper harmonic design and non-directional finish that eliminate noise and enhance pedal feel. Our rotors are designed to effectively dissipate heat, helping to eliminate brake fade and increase the life of your pads and rotors. Carquest Wearever rotors are designed for long-lasting and quiet braking with superior performance.

Product Features:

• Meets or exceeds OE design for superior stopping power
• Exceeds ISO manufacturing guidelines (International Organization for Standardization)
• Matches OE vane size for proper cooling
• Optimal metallurgy and casting thickness to preventing warping
• Air gap eliminates brake fade and increases pad life
• Non-directional finish decreases break-in time

Carquest Wearever rotors meet or exceed original equipment specifications while delivering superior stopping power. Carquest Wearever rotors are manufactured with proper harmonic design and non-directional finish that eliminate noise and enhance pedal feel. Our rotors are designed to effectively dissipate heat, helping to eliminate brake fade and increase the life of your pads and rotors. Carquest Wearever rotors are designed for long-lasting and quiet braking with superior performance.

Product Features:

• Meets or exceeds OE design for superior stopping power
• Exceeds ISO manufacturing guidelines (International Organization for Standardization)
• Matches OE vane size for proper cooling
• Optimal metallurgy and casting thickness to preventing warping
• Air gap eliminates brake fade and increases pad life
• Non-directional finish decreases break-in time

ACDelco Advantage brake rotors and drums feature the fit, form and function of premium aftermarket brakes at a more economical price. The ACDelco Advantage line offers dependability, performance and great value – without sacrificing important features and benefits.

Product Features:

• No machining required – ready to be installed right out of the box
• Rust-preventative coating
• Mill-balanced for proper rotor function
• Quality validated for proper metallurgy and correct brake plate thickness
• Non-directional brake surface finish for consistent braking
• Chamfer angle follows the OE design