184139 184138 Rear Left & Right Disc Brake Calipers Assembly w/o Bracket Compatible For Buick For Riviera,For Cadillac For Eldorado,For Cadillac For Seville,For Oldsmobile For Toronado

Features:Direct OE replacementEnhanced braking performanceFaster brake responseImproves the handling feelingInstallation Notes:Verify compatibility before installationUse proper tools and torque specificationsBleed brake system after replacementCompatibility:1982-1985 For Buick For Riviera 2-Door1982-1985 For Cadillac For Eldorado 2-Door1983-1985 For Cadillac For Seville 4-Door1983-1985 For Oldsmobile For Toronado 2-Door

• [Compatible Vehicles] - 2PCS Brake Calipers Replacement For 1982-1985 For Buick For Riviera,1982-1985 For Cadillac For Eldorado,1983-1985 For Cadillac For Seville,1983-1985 For Oldsmobile For Toronado
• [OE Reference Number] - Rear Driver: 184139; Rear Passenger: 184138
• [Product Informations] - Rear: ①Brake Piston Count - 1 piston; ②Piston Diameter - 54mm; ③Inlet Port Size - M10X1.5 - 6H; ④Bleeder Port Size - M10X1.5 - 6H; ⑤Piston Material - Iron; ⑥Color - Sliver
• [Product Features] - ACZCR brake calipers have undergone air tightness testing and salt spray testing, and the piston sealing and service life meet or exceed the original factory standards. Regardless of the road conditions, sensitive braking is safer and more effective, shortening the braking distance and providing flexible operation
• [Technical Focus] - 1.Zero-Positioning Tech: 3D-scanned OEM specs ensure 99.7% mounting surface accuracy, eliminating bracket misalignment; 2.True Plug & Play: Maintains factory hydraulic line orientation, no shims/grinding required