{"product_id":"centric-134-66031-drum-brake-wheel-cylinder","title":"Centric 134.66031 Drum Brake Wheel Cylinder - Rear","description":"\u003ch2\u003eOverview of Centric Premium Wheel Cylinders 134.66031\u003c\/h2\u003e\u003cp\u003eThe Centric Premium Wheel Cylinder 134.66031 is designed for reliable brake performance on Chevrolet and GMC trucks. Engineered specifically for the Sierra 1500 and Silverado 1500 models, this drum brake wheel cylinder ensures precise hydraulic function and durability.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Chevrolet Sierra 1500 and GMC Silverado 1500\u003c\/li\u003e\n\u003cli\u003eDrum brake wheel cylinder with bolted attachment type\u003c\/li\u003e\n\u003cli\u003eIncludes bleeder screw for easy brake bleeding\u003c\/li\u003e\n\u003cli\u003eTwo slotted pistons with 1.063 inch bore diameter\u003c\/li\u003e\n\u003cli\u003eMounts securely with 2 bolts and 2 mounting holes\u003c\/li\u003e\n\u003cli\u003eInverted flare inlet fitting with 10mm thread diameter\u003c\/li\u003e\n\u003cli\u003eWeight approximately 1.4 lbs (0.64 kgs)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Line: Centric Premium Wheel Cylinders\u003c\/h2\u003e\u003cp\u003eThe Centric Premium Wheel Cylinders line focuses on delivering high-quality brake hydraulics with precise fitment and reliable operation. This product line emphasizes OEM-equivalent specifications, including bore diameter and piston design, to maintain consistent braking performance. The 134.66031 wheel cylinder is part of this line, offering a direct replacement solution for drum brake systems on select Chevrolet and GMC trucks.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis drum brake wheel cylinder features a bolted attachment type with two mounting bolts, ensuring a secure fit on both left and right positions. The cylinder includes two slotted pistons, each with a bore diameter of approximately 1.063 inches (26.99 mm), designed to provide balanced hydraulic pressure. The inlet fitting uses an inverted flare design with a 10mm thread diameter and 1.0 thread pitch, compatible with standard brake lines. A bleeder screw is included to facilitate proper brake system bleeding during installation or maintenance.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores proper brake hydraulic pressure in drum brake systems\u003c\/li\u003e\n\u003cli\u003eReplaces leaking or seized wheel cylinders on Chevrolet Sierra 1500 and GMC Silverado 1500\u003c\/li\u003e\n\u003cli\u003eEliminates brake drag caused by piston sticking\u003c\/li\u003e\n\u003cli\u003ePrevents brake fluid leaks that can reduce braking efficiency\u003c\/li\u003e\n\u003cli\u003eAddresses uneven brake shoe wear due to faulty wheel cylinders\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the vehicle is securely lifted and supported before beginning installation\u003c\/li\u003e\n\u003cli\u003eUse the included bleeder screw to properly bleed air from the brake system after installation\u003c\/li\u003e\n\u003cli\u003eVerify the correct orientation for left and right wheel cylinders during mounting\u003c\/li\u003e\n\u003cli\u003eCheck all mounting bolts for proper torque to avoid loosening during operation\u003c\/li\u003e\n\u003cli\u003eInspect brake lines and fittings for damage or corrosion before reassembly\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThe Centric Premium Wheel Cylinder 134.66031 is manufactured to meet or exceed OEM specifications for fit, form, and function. Each unit undergoes rigorous quality control to ensure durability and reliable brake performance. While specific warranty details are not provided here, Centric products typically come with a limited warranty covering defects in materials and workmanship.\u003c\/p\u003e","brand":"Centric","offers":[{"title":"Default Title","offer_id":43637675851957,"sku":"BKNJ-134.66031","price":34.88,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/CE_13466031_Fro.jpg?v=1774987729","url":"https:\/\/www.partcatalog.com\/products\/centric-134-66031-drum-brake-wheel-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}