A-Premium Rear Drum Brake Wheel Cylinder Compatible With Select Chevy And GMC Models - Silverado 1500/Sierra 1500 2005-2008, Silverado 1500 Classic/Sierra 1500 Classic 2007 - Replace# 19261402

[Vehicle Fitment-2]: Compatible with Chevrolet Silverado 1500 2005-2007 (Standard Cab Pickup), Silverado 1500 2005 (Extended Cab Pickup); Compatible with GMC Sierra 1500 (Standard Cab Pickup), Sierra 1500 2005 (Extended Cab Pickup), Sierra 1500 Classic 2007 (Standard Cab Pickup) --- Bore: 15/16 inch; Rear Driver and Passenger Side [Reference Number]: W610131, WC370180, 18E1402, 19261402, 89059126, 19133369---Please enter your vehicle information in the top left corner of the listing and check our Special Notes before ordering [Specifications]: ①Bleeder Screw Cap Included: No, ②Bleeder Screw Included: Yes, ③Brake Component Inlet Thread Size: M10 X 1.0, ④Inside Diameter: 0.938 inch, ⑤Material: Cast Iron, ⑥Thread Diameter: 10 mm. [Strict Tests]: Pressure test from 0.2MPa to 20MPa and high temperature test at 120℃ to ensure safe and reliable braking.