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Description
STOPTECH 126.66057SL is a brake rotor (disc) from Stop Tech’s Sport Slotted series.
Key Details
Part Type: Slotted Brake Rotor
Series: StopTech Sport
Rotor Style: Slotted (no drilling)
Position: Typically Left Side (the “SL” usually denotes Slotted Left)
Material: High-carbon cast iron
Coating: Anti-corrosion (usually black e-coating on non-friction surfaces)
Features
Slots help vent gases, dust, and heat for better braking performance
Improves wet and dry braking consistency
Designed to reduce brake fade under heavy use
Directional vane design for better cooling
Fitment
This part number is vehicle-specific, most commonly used on performance-oriented or European vehicles (exact fitment varies by year/make/model).
Primary Applications
This rotor fits GM full-size trucks & SUVs, including:
Chevrolet
StopTech 126.66057SL Front Left Brake Rotor for 2005-2019 Silverado Sierra 1500
Silverado 1500 (2005–2018
Tahoe (2007–2020)
Suburban 1500 (2007–2014+)
Avalanche (2007–2013)
Express 1500 (2003–2014)
GMC
Sierra 1500 (2005–2018+)
Yukon / Yukon XL (2007–2016+)
Savana 1500 (2003–2014)
Cadillac
Escalade / Escalade ESV / EXT (2007–2020)
XTS (2013–2017)
CT6 (2016+)
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