Availability
CHEVROLET 7.0L/427 Differential & Rear-End Components
Ring and Pinion Gears and Installation Kit, 12P 8.875" GM 3.31 REAR R&P GEAR/ INSTALL KIT PACKAGE with 30spl POSI & AK 1563 AXLE BRGS (2.25" OD)
Part Number: YGA-12611
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Axle, Rear, 28-Spline, 29.625 in. Length, Buick, Cadillac, Chevy, Oldsmobile, Pontiac, 8.50 in. Axle, Each
Part Number: RNB-630-140
Estimated Ship Date: Mar 24, 2026 if ordered today
Estimated Ship Date: Mar 24, 2026 if ordered today
Axle Bearings, Side Yoke Bearings, Dana 28 Front IFS, Dana 44 Rear Corvette, Ford, Mazda, Chevrolet, Each
Part Number: YGA-18058
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Ring and Pinion; GM 12 Bolt 8.875 - Thin Gear - 3.73 Ratio
Part Number: SVL-2023890
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Axle Shaft Only, Chevrolet 1972-65
Part Number: RNB-630-139A
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Ring and Pinion Gears and Installation Kit, 55P GM 3.55 RATIO REAR R&P GEAR & INSTALL KIT PACKAGE
Part Number: YGA-12576
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Ring and Pinion Gears and Installation Kit, 55P GM 3.36 RATIO REAR R&P GEAR & INSTALL KIT PACKAGE
Part Number: YGA-12578
Not Yet Reviewed
Estimated Ship Date: Apr 7, 2026 if ordered today
Estimated Ship Date: Apr 7, 2026 if ordered today
Dura Grip Positraction Carrier, Traction-Loc, GM 8.75 in., 33 Spline, 3.08 to 3.90 Ratio, Each
Part Number: YGA-26012
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Summit Racing™ Positraction 33 Spline Differential Carriers GM 8.875 Inch (12-bolt) SUM-730948
Estimated Ship Date: Today
Differential Ring and Pinion; GM 8.2 - 3.36 Ratio
Part Number: SVL-10004627
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Spider Gear Kit, Positraction Differential, GM 8.5 in., Corvette, 17 Spline, Kit
Part Number: YGA-16061
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pinion Bearing Race, Avanti, Buick, Cadillac, Chevy, GMC, Oldsmobile, Dodge, Hummer, Isuzu, Mitsubishi, Each
Part Number: TMK-HM89210
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 3.55:1 Ratio, 8.4 in. Ring Gear, GM 55P, Set
Part Number: YGA-24142
Not Yet Reviewed
Estimated Ship Date: Apr 3, 2026 if ordered today
Estimated Ship Date: Apr 3, 2026 if ordered today
Axle Shaft, Rear, 1541H Alloy, 28-Spline, GM 8.2 in., Each
Part Number: YGA-21245
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Axle Shaft, Direct Fit, 1541H Alloy Steel, 30-Spline, 29.562 in. Length, 5 x 4.75 in., Chevy, Each
Part Number: MGR-MG27120
Not Yet Reviewed
Estimated Ship Date: Mar 24, 2026 if ordered today
Estimated Ship Date: Mar 24, 2026 if ordered today
Differential, Grip LS Traction System, 30-Spline, GM, 8.875 in., 4 Series Carrier, Each
Part Number: PWT-LS241230
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Differential Carrier, Dura Grip Positraction, Clutch-type, 30-spline, Rear, GM 8.875 in. (12-bolt) Passenger Car, Each
Part Number: YGA-26013
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Axle Shaft, 30-Spline, 29.750 in. Length, Rear, Chevy, Each
Part Number: SPZ-35038
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
GM 12P DURA GRIP case, bare, 4.10 & up, 30spline & 33spline
Part Number: YGA-20105
Not Yet Reviewed
Estimated Ship Date: Apr 3, 2026 if ordered today
Estimated Ship Date: Apr 3, 2026 if ordered today
Ring and Pinion Gears, 3.73:1 Ratio, 30-spline, Standard Rotation, GM 8.875 in., Buick, Chevy, Pontiac, Rear, Set
Part Number: SPZ-36168
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Axle 12P GM REAR, 31-3/8" LONG, 30spl, 1.620" LARGE BRGSHAFT, 5 x 4.75" BP, 5 LUG
Part Number: SPZ-12219
Not Yet Reviewed
Estimated Ship Date: Mar 17, 2026 if ordered today
Estimated Ship Date: Mar 17, 2026 if ordered today
Differential Ring and Pinion; GM 12 Bolt 8.875 - 3.90 Ratio
Part Number: SVL-2023893
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Differential Ring And Pinion Set
Part Number: RNB-697-303
Not Yet Reviewed
Estimated Ship Date: Mar 24, 2026 if ordered today
Estimated Ship Date: Mar 24, 2026 if ordered today
SOLID SPACER & SHIM KIT GM12 BOLT CAR
Part Number: MGR-4101
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Pinion Bearing Kit, PBK GM 8.875" CAR
Part Number: MGR-R12CRPK
Not Yet Reviewed
Estimated Ship Date: Mar 25, 2026 if ordered today
Estimated Ship Date: Mar 25, 2026 if ordered today
Differential Carrier Gear Kit
Part Number: RMG-XL-4058
Not Yet Reviewed
Estimated Ship Date: Mar 24, 2026 if ordered today
Estimated Ship Date: Mar 24, 2026 if ordered today
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