1985 GMC Transmission & Drivetrain

Richmond Gear Ring and Pinion Installation Half Kits 83-1021-B

Ring and Pinion Installation Kit, GM, 10-Bolt, 8.5 in. Diameter Ring Gear, 30-Spline Pinion, Kit

Part Number: RMG-831021B

2.67 out of 5 stars ( 3 )

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SKF Bearings Driveshaft Center Support Bearings HB206-FF

Driveshaft Center Support Bearing, Black Rubber Bushing, 1.18 in. Bearing Diameter, Chevrolet, GMC, International, Each

Part Number: SKF-HB206-FF

Not Yet Reviewed

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Pioneer Automatic Transmission Kickdown Cables CA-1981

Automatic Transmission Kickdown Cable, Black Plastic Jacket, 43.70 in. Length, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Each

Part Number: PIO-CA-1981

Not Yet Reviewed

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ATP Automatic Transmission Filter Kits B-29

Transmission Filter, GM, Rolls-Royce, TH400, Kit

Part Number: ATP-B29

3.67 out of 5 stars ( 3 )

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Yukon Gear & Axle Differential Clutch Sets YPKGM12-PC-DG1

Differential Clutch, Steel Pack, Rear, Posi, GM, 8.875 in., Set

Part Number: YGA-16064

Not Yet Reviewed

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

Hurst Limited-Slip 30 Spline Differential GM 8.875 Inch (12-bolt), truck 02-124

Differential, Posi Performance, Limited Slip, 30-Spline, 2.76-3.42 Gear Ratios, GM, 12-Bolt, Each

Part Number: HUU-02-124

4.0 out of 5 stars ( 1 )

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Yukon Gear & Axle 10 Bolt GM 8.5 Inch (truck, front) Differential Cover YP C1-GM8.5-F

Differential Cover, 10-bolt, Steel, Chrome, GM 8.5 in., Front Only, Each

Part Number: YGA-32016

2.5 out of 5 stars ( 2 )

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Lokar Midnight Series Stainless Steel Hi-Tech Kickdown Kits XKD-2200RHT

Lokar Midnight Series Stainless Steel Hi-Tech Kickdown Kits XKD-2200RHT

Automatic Transmission Kickdown Cable, Midnight Series Hi-Tech, Black Braided Stainless Steel, Black Aluminum Fittings, GM, 200-4R, Kit

Part Number: LOK-XKD-2200RHT

5.0 out of 5 stars ( 1 )

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Yukon Gear & Axle Differential Pinion Yokes YY GM15579602

Differential Pinion Yoke, 30-spline Inner, 1350, Steel, GM 9.5 in., Each

Part Number: YGA-41077

3.0 out of 5 stars ( 2 )

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Centerforce Dual Friction Clutch Discs DF384024

Clutch Disc, Dual Friction, 1 1/8 in. Diameter Shaft, 10-Spline, 12 in. Diameter Disc, Chevy, GMC, L6, V8, Each

Part Number: CTF-DF384024

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Motive Gear Differential Pinion Shims 1100

Differential Shims, Pinion Shim Type, Steel, Set

Part Number: MGR-1100

3.86 out of 5 stars ( 7 )

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Silver Sport Hydraulic Clutch Master Cylinder Kits HGGMK

Hydraulic Clutch Master Cylinder Kit 1978 1987 GM G body

Part Number: IST-HGGMK

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

Yukon Gear & Axle Cut-to-Fit Axle Shafts YA GM14T-30-42

Axle Shaft, Cut-To-Fit, Rear, 30-spline, 38.200 in./42.200 in., GM 10.5 in. (14-bolt), GM 11.5 in.

Part Number: YGA-21641

Not Yet Reviewed

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Centerforce SST Clutch and Flywheel Kits 412614820

Clutch and Flywheel Kit, SST, 1 1/8 in. Diameter Shaft, 26-Spline, 10.4 in. Diameter Disc, Chevy, Kit

Part Number: CTF-412614820

Not Yet Reviewed

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Motive Gear Differential Carrier and Pinion Shim Kits GM7.5MSK

MASTER SHIM KIT GM 7.5

Part Number: MGR-GM7-5MSK

Not Yet Reviewed

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USA Standard Gear Master Overhaul Kits ZK GM8.5-HD

USA Standard Master Overhaul kit GM 8.5 in., Rear, Kit

Part Number: SPZ-37057

4.0 out of 5 stars ( 1 )

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Zoom MU Series Clutches for 1985-1990 ASTRO, SAFARI - MU1877-1B

Clutch Kit, Organic, 1 in. Diameter Shaft, 14-Spline, 11 in. Diameter Disc, Chevy, GMC, 4.3L, Kit

Part Number: ZZZ-MU1877-1B

5.0 out of 5 stars ( 1 )

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Yukon Gear & Axle Super Carrier Shims SK SS10

Carrier Shims, Super, Steel, Kit

Part Number: YGA-55001

4.87 out of 5 stars ( 15 )

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Yukon Gear & Axle Bearings AK 1561GM

Axle Bearing, 2.985 in. O.D., GM, 9.5 in. Outer, Each

Part Number: YGA-10003

5.0 out of 5 stars ( 1 )

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National Bearing Oil Seals 8835S

Oil Seal;

Part Number: NTL-8835S

5.0 out of 5 stars ( 3 )

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ACDelco GM Genuine Parts Transfer Case Adapter Gaskets 15642510

Gasket, Transfer Case Adapter, Paper, Chevrolet, GMC, Each

Part Number: ADO-15642510

Not Yet Reviewed

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Motive Gear Performance Ring and Pinion Sets G885273 GM 8.5/8.6 in. 2.73 Gears

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

Part Number: MGR-G885273

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Motive Gear Ring and Pinion Sets GM7.5-410 GM 7.5/7.625 in. 4.10 Gears

Gear, Ring and Pinion, 4.10:1 Ratio, GM, 7.5 in., Set

Part Number: MGR-GM75-410

Not Yet Reviewed

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Lokar Hi-Tech Kickdown Kits KD-2700TPU

Automatic Transmission Kickdown Cable, Hi-Tech, Black Vinyl, Natural Aluminum Fittings, GM, 700R4, Kit

Part Number: LOK-KD-2700TPU

5.0 out of 5 stars ( 1 )

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Yukon Gear & Axle Ring and Pinion Gear and Installation Kit Combos YGK2237 GM 7.5/7.625 in. 3.42 Gears

Gear, Ring and Pinion, 3.42:1 Ratio, GM 7.5/7.625 in., Set

Part Number: YGA-10637

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