GM 8.5 Inches & 8.6 Inches Ring Gear Differential Cover HRCGM85BK for Chevrolet 1500 2WD 4WD

GM 8.5 Inches & 8.6 Inches Ring Gear Differential Cover HRCGM85BK for Chevrolet 1500 2WD 4WDReplace Part Number:HRCGM85BKFeature:Bolt Pattern: 10 BoltMaterial: High Grade Die Cast AluminumLarge Vertical Fins (Great for heat dissipation)Kit Includes Gasket and Mounting HardwareMachined Gasket Flange for a Perfect SealWill NOT work for 2007 and newer 8.6" differentials that require a fill in hole in the cover, these require M8x1.25 Metric boltsThe Stabilizer bar and sway bar may interfere and not clear on some of the models below… Especially 2005 Chevy Tahoe.This cover will usually not fit front truck differentialsNo fill in hole in coverApplication:Fit for Following Models:Chevy / GM Intermediates (all A-B-C-G-K-0 Axles), 1964-1995Chevy / GMC 1/2 Ton 2WD / 4WD Rear ( Will Not Fit 64-70 Trucks with Leaf Springs), 1964-1987Chevy/GMC 1500 2WD and 4WD 1/2 ton trucks (rear), 1988-20022WD and 4WD Blazers and Jimmys (rear), 1988-19922WD and 4WD Suburbans 1/2 ton (rear), 1988-19992WD and 4WD Tahoes and Yukons (rear), 1994-1999Sierra 1500 1/2 Ton 2WD / 4WD with 8.5 R.G Rear, 1999Silverado 1500 1/2 Ton 2WD / 4WD with 8.5 R.G Rear, 1988-1999Camaro Z28 and Iroc with 8.5" ring gear, 1982-1992Camaro V8 (will not fit heavy duty), 1993-2002Buick Grand Nationals, 1984-1987Firebirds with V8 engines, 1993-2002Monte Carlo SS, 1983-1987Olds 442 with 8.5" ring gear, 1983-1987