Centric 143.66012 Disc Brake Caliper Repair Kit - Rear

Centric Rear Caliper Repair Kit

Centric Premium Disc Brake Caliper Repair Kits are built to restore a rear disc brake caliper to proper operating condition. Part number 143.66012 is a 54 mm caliper repair kit for one vehicle application, with replacement O-rings and seals to address worn internal components.

The Centric Premium Disc Brake Caliper Repair Kits line focuses on rebuilding serviceable calipers rather than replacing the entire assembly. For rear brake service on vehicles such as the Chevrolet Silverado 1500, GMC Sierra 1500, and Cadillac DTS, this kit supports a clean, targeted repair when the caliper body is still usable.

• 54 mm diameter caliper repair kit
• Includes major replacement sealing components such as O-rings and seals
• One kit per vehicle application
• Rear disc brake service part
• Centric Premium Disc Brake Caliper Repair Kits product line

Compatible Vehicle Applications

• Fits 2006-2011 Cadillac DTS, rear, Hearse & Limo
• Fits 2007 Chevrolet Silverado 1500, rear, GMT 800 disc brake caliper fitment
• Fits 2007 Chevrolet Silverado 1500 Classic, rear, GMT 800 disc brake caliper fitment
• Fits 2004-2006 Chevrolet Silverado 1500, rear
• Fits 1999-2001 Chevrolet Silverado 1500, rear
• Fits 2003-2005 Chevrolet Astro, rear
• Fits 2004-2006 GMC Sierra 1500, rear
• Fits 1999-2002 GMC Sierra 1500, rear
• Fits 2003-2005 GMC Safari, rear
• Fits 2000-2005 Cadillac DeVille, rear
• Fits 2001-2002 Chevrolet Suburban 1500, rear, except limited slip axle
• Fits 2000-2002 Chevrolet Tahoe, rear, except limited slip axle
• Fits 2001-2002 GMC Yukon, rear, except limited slip axle
• Fits 2000-2002 GMC Yukon XL 1500, rear, except limited slip axle
• Fits 2001 Chevrolet Silverado 1500 HD, rear
• Fits 2001 GMC Sierra 1500 HD, rear
• Fits 2002 Chevrolet Avalanche 1500, rear, single piston rear caliper
• Fits 2003 Chevrolet Silverado 1500, rear, 325 mm rear disc, Quadrasteer
• Fits 2003 GMC Sierra 1500, rear, 325 mm rear disc, Quadrasteer
• Fits 2004 Chevrolet Silverado 1500, rear, 2 wheel steering, except HD package, standard duty
• Fits 2004 GMC Sierra 1500, rear, 2 wheel steering, standard duty suspension
• Fits 2002-2003 Chevrolet Silverado 1500, rear, 2 wheel steering
• Fits 2002-2003 GMC Sierra 1500, rear, 2 wheel steering
• Fits 2001 Chevrolet Silverado 1500, rear, except limited slip rear end
• Fits 2001 GMC Sierra 1500, rear, except LSD
• Fits 2000 Chevrolet Suburban 1500, rear, except limited slip axle, rear disc brakes
• Fits 2000 GMC Yukon, rear, except limited slip axle, rear disc brakes

What This Repair Kit Helps Address

• Leaking rear caliper seals
• Worn or hardened O-rings inside the caliper
• Brake fluid seepage around the caliper body
• Sticking caliper operation caused by deteriorated internal sealing parts
• Service needs on rebuildable rear disc brake calipers

Installation Notes

Confirm caliper diameter before ordering; this kit is specified for 54 mm applications. Match the vehicle, rear position, and any listed configuration notes such as 2 wheel steering, Quadrasteer, single piston rear caliper, or axle exclusions before installation. Clean the caliper thoroughly and inspect the bore and piston surfaces for wear or damage before rebuilding.

Part number 143.66012 is commonly searched for rear brake repair on Chevrolet Silverado 1500 and GMC Sierra 1500 applications, as well as Cadillac DTS and DeVille rear calipers. If the caliper housing is damaged or excessively corroded, replacement may be required instead of rebuilding.

Quality Assurance

Centric Parts brake caliper rebuild kits are made to restore disc brake calipers to serviceable condition using replacement sealing components. This product is part of the Centric Premium Disc Brake Caliper Repair Kits line and is intended for rebuildable rear caliper service.