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PowerStop AR8640XPR Disc Brake Rotor Set - Front
| Brand | PowerStop AR8640XPR |
|---|---|
| Position | Front |
| Discard Thickness | 1.07 |
| Discard Thickness | 27.20 |
| Mounting Bolt Hole Circle Diameter | 5.50 |
| Mounting Bolt Hole Circle Diameter | 139.70 |
| Nominal Thickness | 27.20 |
| Nominal Thickness | 28.90 |
| Outside Diameter | 12.00 |
| Outside Diameter | 305.00 |
| Overall Height | 2.30 |
| Overall Height | 58.20 |
| Rust Resistant Coating | Yes |
| Solid Or Vented Type Rotor | Vented |
| Stud/Lug Hole Quantity | 6 |
| Surface Type | Slotted X Drilled |
| Product line | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| Fits | Chevrolet, GMC, and Cadillac · 104 vehicles |
OE direct replacement. Bolt-on fit with no special modifications needed.
Drilled and slotted design. Helps improve cooling and keep the friction surface clean.
Zinc-plated finish. Resists rust and corrosion for lasting protection.
Cross-references Centric Parts 120.66040, Dorman - HELP 56825 and PowerStop AR8640XPR for the same application. See all 7.
Front Drilled and Slotted Brake Rotor Upgrade
PowerStop AR8640XPR is a front disc brake rotor set built for direct OE replacement on select Chevrolet, GMC, and Cadillac trucks, SUVs, and vans. It combines cross-drilled holes, rounded slots, and a zinc dichromate finish to support cooler braking, cleaner pad contact, and corrosion resistance.
Compatible With 1999-2008 Chevrolet Silverado 1500, front and 2000-2006 GMC Yukon, front, this rotor design is a practical upgrade for drivers who want OE fitment with performance-focused surface treatment. The AR8640XPR also fits applications such as the 2002-2006 Cadillac Escalade, front and 2003-2005 Chevrolet Express 2500, front, 6 lug.
Key Features
- Precision cross-drilled surface for improved heat dissipation
- Rounded slots help clear gas, dust, and moisture from the rotor face
- Silver zinc dichromate plating resists rust and corrosion
- Direct OE fit for straightforward replacement
- Vented rotor construction for front axle use
- 12.00 in. outside diameter with 6-lug, 5.50 in. bolt circle fitment
Product Details
Power Stop’s drilled and slotted rotor line focuses on brake cooling and consistent friction contact under demanding conditions. On vehicles like the Chevrolet Tahoe, GMC Sierra 1500, and Cadillac Escalade, the AR8640XPR provides a bolt-on front rotor solution that follows OE dimensions while adding a performance-oriented surface pattern. The vented design, 27.20 mm nominal thickness, and 58.20 mm overall height support proper fitment across the listed applications.
This part cross-references Centric Parts 120.66040 for the same application.
Common Brake Issues It Can Address
- Brake fade during repeated stops or heavier-duty driving
- Rotor surface rust from moisture exposure
- Dust and gas buildup between pad and rotor face
- Uneven braking feel caused by worn front rotors
- Reduced cooling performance on front brake service
Installation Notes and Tips
Verify front axle fitment, 6-lug hub configuration, and rotor dimensions before installation. This rotor is listed for direct OE fitment, so no special modifications are needed when used on the confirmed applications. Always inspect pads, calipers, and hub surfaces during brake service to help ensure proper rotor seating and braking performance.
Quality Assurance
PowerStop manufactures this rotor with a rust-resistant zinc coating and OE-style dimensions for consistent replacement fitment. The AR8640XPR is built to match the listed vehicle applications and support dependable front brake service.
| Year | Make | Model | Body Type | Drive Type | Position | Notes |
|---|---|---|---|---|---|---|
| 2008 | Chevrolet | Express 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2008 | GMC | Savana 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2007 | Chevrolet | Express 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2007 | Chevrolet | Silverado 1500 Classic | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2007 | GMC | Savana 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2007 | GMC | Sierra 1500 | — | — | Front | Old Body Style Hybrid models; Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2007 | GMC | Sierra 1500 Classic | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2006 | Cadillac | Escalade | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2006 | Cadillac | Escalade ESV | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2006 | Cadillac | Escalade EXT | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2006 | Chevrolet | Avalanche 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2006 | Chevrolet | Express 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2006 | Chevrolet | Silverado 1500 | Extended Cab Pickup | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2006 | Chevrolet | Suburban 1500 | — | RWD | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2006 | Chevrolet | Suburban 1500 | — | 4WD | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2006 | Chevrolet | Tahoe | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2006 | GMC | Savana 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2006 | GMC | Sierra 1500 | Extended Cab Pickup | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2006 | GMC | Yukon | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2006 | GMC | Yukon XL 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2005 | Cadillac | Escalade | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2005 | Cadillac | Escalade ESV | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2005 | Cadillac | Escalade EXT | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2005 | Chevrolet | Astro | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2005 | Chevrolet | Avalanche 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2005 | Chevrolet | Express 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2005 | Chevrolet | Express 2500 | — | — | Front | 6 Lug; Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2005 | Chevrolet | Silverado 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2005 | Chevrolet | Suburban 1500 | — | RWD | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2005 | Chevrolet | Suburban 1500 | — | 4WD | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2005 | Chevrolet | Tahoe | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2005 | GMC | Safari | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2005 | GMC | Savana 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2005 | GMC | Savana 2500 | — | — | Front | 6 Lug; Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2005 | GMC | Sierra 1500 | Standard Cab Pickup | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2005 | GMC | Sierra 1500 | Extended Cab Pickup | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2005 | GMC | Yukon | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2005 | GMC | Yukon XL 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2004 | Cadillac | Escalade | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2004 | Cadillac | Escalade ESV | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2004 | Cadillac | Escalade EXT | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2004 | Chevrolet | Astro | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2004 | Chevrolet | Avalanche 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2004 | Chevrolet | Express 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2004 | Chevrolet | Express 2500 | — | — | Front | 6 Lug; Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2004 | Chevrolet | Silverado 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2004 | Chevrolet | Suburban 1500 | — | RWD | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2004 | Chevrolet | Suburban 1500 | — | 4WD | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2004 | Chevrolet | Tahoe | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2004 | GMC | Safari | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2004 | GMC | Savana 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2004 | GMC | Savana 2500 | — | — | Front | 6 Lug; Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2004 | GMC | Sierra 1500 | Standard Cab Pickup | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2004 | GMC | Sierra 1500 | Extended Cab Pickup | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2004 | GMC | Yukon | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2004 | GMC | Yukon XL 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2003 | Cadillac | Escalade | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2003 | Cadillac | Escalade ESV | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2003 | Cadillac | Escalade EXT | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2003 | Chevrolet | Astro | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2003 | Chevrolet | Avalanche 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2003 | Chevrolet | Express 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2003 | Chevrolet | Express 2500 | — | — | Front | 6 Lug; Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2003 | Chevrolet | Silverado 1500 | Standard Cab Pickup | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2003 | Chevrolet | Silverado 1500 | Extended Cab Pickup | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2003 | Chevrolet | Suburban 1500 | — | RWD | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2003 | Chevrolet | Suburban 1500 | — | 4WD | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2003 | Chevrolet | Tahoe | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2003 | GMC | Safari | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2003 | GMC | Savana 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2003 | GMC | Savana 2500 | — | — | Front | 6 Lug; Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2003 | GMC | Sierra 1500 | Standard Cab Pickup | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2003 | GMC | Sierra 1500 | Extended Cab Pickup | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2003 | GMC | Yukon | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2003 | GMC | Yukon XL 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2002 | Cadillac | Escalade | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2002 | Cadillac | Escalade EXT | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2002 | Chevrolet | Avalanche 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2002 | Chevrolet | Silverado 1500 | Standard Cab Pickup | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2002 | Chevrolet | Silverado 1500 | Extended Cab Pickup | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2002 | Chevrolet | Suburban 1500 | — | RWD | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2002 | Chevrolet | Suburban 1500 | — | 4WD | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2002 | Chevrolet | Tahoe | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2002 | GMC | Sierra 1500 | Standard Cab Pickup | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2002 | GMC | Sierra 1500 | Extended Cab Pickup | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2002 | GMC | Yukon | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2002 | GMC | Yukon XL 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2001 | Chevrolet | Silverado 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2001 | Chevrolet | Suburban 1500 | — | RWD | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2001 | Chevrolet | Suburban 1500 | — | 4WD | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2001 | Chevrolet | Tahoe | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2001 | GMC | Sierra 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2001 | GMC | Yukon | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2001 | GMC | Yukon XL 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2000 | Chevrolet | Silverado 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2000 | Chevrolet | Suburban 1500 | — | RWD | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2000 | Chevrolet | Suburban 1500 | — | 4WD | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2000 | Chevrolet | Tahoe | — | RWD | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2000 | Chevrolet | Tahoe | — | 4WD | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2000 | GMC | Sierra 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2000 | GMC | Yukon | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2000 | GMC | Yukon XL 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 1999 | Chevrolet | Silverado 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 1999 | GMC | Sierra 1500 | — | — | Front | Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair |
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