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USD 205.25 205.25 236.03
Part #:

StopTech Sport Slotted/Drilled Disc Brake Rotor

2011-2019 GM 2500HD/3500HD
Part #:
FROM 205.25
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Replace the worn rotors on your 2011-2019 GM 2500HD/3500HD with the high-performance StopTech Sport Slotted/Drilled Disc Brake Rotor. This disc brake rotor features a drilled and slotted design that results in greater heat dissipation. They offer less brake fade by letting the brake gases formed from the pad to escape out of the holes and grooves. The StopTech slotted/drilled disc brake rotor are an affordable upgrade to your braking system.

  • Direct fit
  • Slotted/Drilled Rotor
  • Cost Effective Upgrade

Application Notes:
Part Number 127.66074L Fits 2011-2019 GM 2500HD/3500HD
Part Number 127.66074R Fits 2011-2019 GM 2500HD/3500HD
Part Number 127.66075L Fits 2011-2019 GM 3500HD DRW
Part Number 127.66075R Fits 2011-2019 GM 3500HD DRW
Part Number 127.66077L Fits 2011-2019 GM 2500HD/3500HD SRW
Part Number 127.66077R Fits 2011-2019 GM 2500HD/3500HD SRW

Product Options

127.66074L Front Left 2500HD SRW/DRW
127.66074R Front Right 2500HD SRW/DRW
127.66075L Rear Left 3500HD DRW
127.66075R Rear Right 3500HD DRW
127.66077L Rear Left 2500HD SRW
127.66077R Rear Right 2500HD SRW
127.66074L Front Left 3500HD SRW/DRW
127.66074R Front Right 3500HD SRW/DRW
127.66077L Rear Left 3500HD SRW
127.66077R Rear Right 3500HD SRW


  • Manufacturer Name StopTech
  • Shipping Weight 36.50 lb.
  • Shipping Length 16 in.
  • Shipping Width 16 in.
  • Shipping Height 4.1 in.
  • Fuel Type Diesel / Gas
  • Prop 65 WARNING: Cancer & Reproductive Harm -


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XDP continues to closely monitor the COVID-19 (Coronavirus) outbreak. As an integral part of the automotive supply chain, at this point all call centers and distribution centers remain fully operational to ensure we keep vital service components flowing to vehicles used in transport of goods and emergency response. To ensure the health of our employees, families, and customers, we have made the following procedural changes:

  • UPDATE: Effective 6/1 Customer Service resumes normal business hours of M-F 8:30 – 9:00pm EST.
  • Effective 3/18 we have decided to temporarily close both of our retail stores in NJ and NV.
  • Our technical sales team remains available Mon-Fri 8:30am-9pm and Saturday 10:30am-7pm EST.
  • All employees have been encouraged to follow the CDC's recommendations at home and in the workplace.
The circumstances of this virus are fast moving, as such, we will continue to update you with any further operational adjustments as needed. As always, we value your business and appreciate your patience as we manage this situation together.