BUICK USA Standard Gear Differential & Rear-End Components

8.5" GM 28spl MINI SPOOL

Part Number: SPZ-59011

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Estimated Ship Date: Dec 18, 2025 if ordered today

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8.5" GM REAR w/Aftermarket_AG-PRO,_YDG,_XHD-Std,_EATorDET BRG & SEAL KIT, KOYO BRGS

Part Number: SPZ-58050

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Estimated Ship Date: Dec 19, 2025 if ordered today

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7.5" & 7.625" GM '82-99 PINION KIT, KOYO BRGS

Part Number: SPZ-60010

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Estimated Ship Date: Dec 19, 2025 if ordered today

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Crosspin, Replacement, Steel, Spartan, Rear, GM 8.875 in., Each

Part Number: SPZ-17023

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Estimated Ship Date: Dec 19, 2025 if ordered today

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SPRING AND PIN KIT

Part Number: SPZ-17011

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Estimated Ship Date: Dec 18, 2025 if ordered today

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USA Standard Ring & Pinion "thick" gear set for GM 7.5" in a 3.73 ratio

Part Number: SPZ-36198

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Crosspin, Replacement, Steel, Spartan, GM 8.5 in., Each

Part Number: SPZ-17024

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Estimated Ship Date: Dec 18, 2025 if ordered today

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8.6" GM 33-1/16" 30Spline 6 LUG AXLE SHAFT, Left hand 2003 & UP ENVOY & TRAILBLAZER.

Part Number: SPZ-35042

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Ring and Pinion Gears, 5.38:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.5 in., GM 8.6 in., Set

Part Number: SPZ-36221

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Gear, Ring and Pinion, 2.73:1, GM, 8.5 in., 8.6 in., Set

Part Number: SPZ-36346

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Estimated Ship Date: Dec 19, 2025 if ordered today

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Differential Rebuild Kits, USA Standard Master Overhaul kit for the '02-'09 Trailblazer & Envoy 7.2" IFS

Part Number: SPZ-37142

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Axle 8.5" GM REAR91-96 PASS30-3/8", 30spl, 5 x 5 BP, METRIC 12mm STUDS, 1563 BRG, 1 SIDE

Part Number: SPZ-11933

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Estimated Ship Date: Dec 19, 2025 if ordered today

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Axle 8.6" GM REAR, '02-'09 MIDSIZE SUV (GMT360), LEFT HAND, 33-1/16", 30spl, 6 LUG, 1 SIDE

Part Number: SPZ-11962

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Estimated Ship Date: Dec 19, 2025 if ordered today

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Axle 8.6" GM REAR, '02-'09 MIDSIZE SUV (GMT360), RIGHT HAND, 31-9/16", 30spl, 6 LUG, 1 SIDE

Part Number: SPZ-11963

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Estimated Ship Date: Dec 19, 2025 if ordered today

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Axle 7.5" GM REAR, 28-7/16" LONG, MONTE CARLO & EL CAMINO, 26spl, 7/16 WHEEL STUDS

Part Number: SPZ-12220

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Estimated Ship Date: Dec 19, 2025 if ordered today

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Axle 8.0" GM REAR, '02-'09 MIDSIZE SUV (GMT360), LEFT HAND, 33-1/4", 28spl, 6 LUG, 1 SIDE

Part Number: SPZ-12176

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Estimated Ship Date: Dec 19, 2025 if ordered today

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Axle 7.5" GM REAR, PASSENGER CAR, 30-1/2", 26spl, 2.775"HUB, 5 x 4.75 BP, 1563, 1 SIDE

Part Number: SPZ-11929

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Differential Ring and Pinion, USA Standard Ring & Pinion set for 8.2" Buick, Olds & Pontiac, 3.73

Part Number: SPZ-36369

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Ring and Pinion Gears,USA Standard 7.5"/7.625" GM, 3.42 Ratio Rear Ring & Pinion GearInstall Kit 2.25" OD Axle Bearings & Seals

Part Number: SPZ-10692

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Estimated Ship Date: Dec 18, 2025 if ordered today

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8.6" GM 99-08 PINION BRG & SEAL KIT, KOYO BRGS

Part Number: SPZ-60014

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Estimated Ship Date: Dec 19, 2025 if ordered today

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Ring and Pinion, Installation Kit, GM, 7.5 in., 7.6 in., Kit

Part Number: SPZ-58015

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Estimated Ship Date: Dec 19, 2025 if ordered today

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Axle 8.5 GM REAR'80-'88 CAPRICE& IMPALA, 30-7/16", 3.055 PILOT, 28spl, 5 x 5" BP, 1563 BRG, 1 SIDE

Part Number: SPZ-11930

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Estimated Ship Date: Dec 19, 2025 if ordered today

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Axle 8.2" & 8.5" GM REAR, '73-'88 PASSENGER CARS, 30-1/2", 28spl, 2.780" PILOT, 1563 BRG, 1 SIDE

Part Number: SPZ-11952

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Estimated Ship Date: Dec 19, 2025 if ordered today

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