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SKU: K8670-36
Power Stop 20-21 GMC Sierra 3500 HD Front Z36 Truck & Tow Brake Kit
Power Stop K8670-36 delivers a complete front brake upgrade for 2020-2021 GMC Sierra 3500 HD trucks including Denali, Pro, SLE and SLT models. This kit pairs Z36 carbon-fiber ceramic pads with drilled and slotted rotors for reliable stopping during towing, hauling or off-road use. Bolt-on design includes stainless-steel hardware for direct fit without modifications.
Key Features
- Carbon-Fiber Ceramic Pads: Z36 pads reinforced for severe-duty stopping power while producing minimal dust to keep wheels clean during daily driving.
- Drilled & Slotted Rotors: 14.17-inch diameter x 1.26-inch thick rotors dissipate heat on long descents and heavy loads to prevent fade.
- Stainless-Steel Hardware: Premium clips, shims and abutment hardware included for noise-free operation and secure fit.
- Bolt-On Installation: Direct replacement for factory brakes with no special tools or machining required.
- G3000 High-Carbon Rotors: Alloy construction resists warping and cracking under truck and tow demands.
Product Notes
- Complete front kit for heavy-duty applications like trailer towing and jobsite hauling.
- Low-dust formula maintains drivability without noise or vibration.
- Packaged for protection during shipping with no core charge required.
Installation Notes
- Professional installation recommended.
- Torque caliper bolts and pad hardware to manufacturer specifications.
- Compatible with factory single-piston calipers on listed Sierra 3500 HD models.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2020-2021 | GMC | Sierra 3500 HD | Denali |
| 2020-2021 | GMC | Sierra 3500 HD | Pro |
| 2020-2021 | GMC | Sierra 3500 HD | SLE |
| 2020-2021 | GMC | Sierra 3500 HD | SLT |
Why Choose PowerStop?
- PowerStop specializes in truck brake upgrades used by daily drivers and enthusiasts.
- Advanced ceramic and rotor materials deliver consistent performance under load.
- Engineered in the USA for precise fit on GM heavy-duty trucks.
Frequently Asked Questions
-
Q: Does K8670-36 fit 2020-2021 GMC Sierra 3500 HD 4WD models?
A: Yes, this front kit fits 2WD and 4WD Denali, Pro, SLE and SLT trims with 14.17-inch factory rotors. -
Q: What materials are used in the pads and rotors?
A: Z36 pads use carbon-fiber reinforced ceramic compound. Rotors are G3000 high-carbon alloy with drilled and slotted surfaces. -
Q: What warranty covers this brake kit?
A: Pads carry a 3-year or 36,000-mile warranty. Rotors have a 3-year limited warranty against defects.
Shipping & Handling
- Method: UPS Ground
- Availability: In stock - ships same or next business day
- Packaging: Single sturdy box measuring 24 x 16 x 10 inches
- Weight: 55 lbs
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Looks pretty nice
Looks pretty nice, pricing was good and the reinforcement is a big plus.
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I emailed customer service to inquire about when it would be shipped
I emailed customer service to inquire about when it would be shipped. They checked and emailed me with the answer. Customer service is A1
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Installation was easy
Installation was easy. The price is good and it looks great on the truck.
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