1998 GMC Transmission & Drivetrain

Axle Seal, Rear Axle Shaft Size-1.399 in., Seal O.D-.2.296, Seal Width-0.460 in., Bidirectional, Each

Part Number: TMK-8660S

5.0 out of 5 stars ( 12 )

Estimated Ship Date: Monday 1/12/2026

Vent, push-in, Axle, Transmission case

Part Number: RNB-14689

4.77 out of 5 stars ( 13 )

Estimated Ship Date: Monday 1/12/2026

Axle Seal, Rear Outer, Avanti, Buick, Chevy, GMC, Chrysler, Dodge, Plymouth, Ford, Lincoln, Mitsubishi, Each

Part Number: TMK-8835S

4.31 out of 5 stars ( 16 )

Estimated Ship Date: Monday 1/12/2026

Axle Seal, Mighty, Rear, Front, For Use with 5707/1563 Bearing, Each

Part Number: YGA-30196

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

Accumulator Piston, Aluminum, Forward, GM, 4L60E, 4L65E, 4L70E, Each

Part Number: TRG-4L6-FWD

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 1/12/2026

Crosspin Bolt, 5/16 in. Hex Head, Each

Part Number: YGA-33067

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/12/2026

Differential Cover Bolts, Steel, Black, Hex, Each

Part Number: SDH-34279

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

Transmission Fluid Dipstick Components, Seals, Tube Grommet, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Saturn, Each

Part Number: ADO-1259475

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/12/2026

Automatic Transmission Shift Shaft Seal, Steel/Rubber, Chevy, GMC< Buick, Pontiac, Cadillac, Jeep, Bentely, Isuzu, Each

Part Number: ATP-SO19

4.64 out of 5 stars ( 11 )

Estimated Ship Date: Monday 1/12/2026

Bearing Race, Front Wheel Inner, 2.891 in. Diameter, Each

Part Number: TMK-LM102910

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 1/12/2026

Wheel Bearing Seal, Front Inner, Buick, Chevy, GMC, Oldsmobile, Checker, Isuzu, Each

Part Number: TMK-4739

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Monday 1/12/2026

Ring Gear Bolt, Hex Head, Steel, Natural, 1/2-20 in. Thread, Dana 60, Dana 70, Dana 70-HD, Dana 70-U, Each

Part Number: YGA-33037

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/12/2026

Ring Gear Bolt, Hex Head, 7/16-20 in. Thread Size, Steel, Black, Each

Part Number: YGA-33049

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/12/2026

Wheel Hub Dust Cap, Steel, Zinc Plated, 2.094 in. o.d., Buick, Cadillac, Chevy, Oldsmobile, Pontiac, Each

Part Number: RNB-13977

4.47 out of 5 stars ( 15 )

Estimated Ship Date: Monday 1/12/2026

Automatic Transmission Shift Shaft Seal, Nitrile, Buick, Cadillac, Chevy, Each

Part Number: ADO-8792S

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/12/2026

Automatic Transmission Accumulator Pistons, Pinless, Aluminum, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Each

Part Number: SOX-77987-01K

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/12/2026

• $20 Summit Bucks

Vent, Transfer Case, Each

Part Number: ADO-25892279

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

Flywheel Fasteners, GM Genuine Parts Flywheel Bolts, 7/16 in. -20 Thread size, .975 in. Underhead Length, Chevy, GMC, Pontiac, Each

Part Number: ADO-12337973

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

Transmission Fluid Dipstick Components, Automatic Transmission Dipstick Tube Seals, Tube Grommet, 1.015 in. Bore Diameter, Ford, GM, Each

Part Number: ATP-SO35

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/12/2026

Flywheel Fasteners, 12-point, 7/16-20 in. Thread, Steel, Black, Buick, Cadillac, Chevy, Ford, Jeep, Set of 6

Part Number: RNB-74070

3.88 out of 5 stars ( 8 )

Estimated Ship Date: Monday 1/12/2026

Axle Bearing Seal, Rear, Oil Seal, Nitrile, Avanti, Buick, Chevy, Dodge, Ford, Each

Part Number: NTL-8660S

3.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 1/12/2026

Crush Sleeve, Steel, GM 8.25 in. IFS, GM 8.5 in., Each

Part Number: MGR-1234726

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/12/2026

Axle C-Clips, One kit Per Axle, Steel, GM, Assortment 1 Thick,1 thin, Kit

Part Number: RNB-81050

4.57 out of 5 stars ( 7 )

Estimated Ship Date: Monday 1/12/2026

Ring Gear Bolt

Part Number: MGR-14066913

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/12/2026

Clutch Pilot Bushing, Solid, Powdered Metal, Each

Part Number: RNB-14650

3.71 out of 5 stars ( 7 )

Estimated Ship Date: Monday 1/12/2026