GMC SIERRA 2500 HD CLASSIC Parts and Accessories

Rod Bearing, A-Series, Bi Metal Aluminum Alloy, Standard Size, Chevy, Big Block, W-Series, Each

Part Number: SLP-3190A

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Engine Oil, HMX High Mileage, Synthetic, 5W30, Quart, Each

Part Number: RPO-11744

5.0 out of 5 stars ( 22 )

Cannot be shipped Internationally if shipped by air

• Restricted

Cylinder Head Dowel Pin, Chevy, Small Block, LS Engines, Each

Part Number: NAL-12570326

4.83 out of 5 stars ( 18 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Bolt, GM Genuine Parts Replacement Bolt, Hex Head Flange, M8 x 1.25, 0.900 in. Underhead Length, Grade 10.9, Steel, Gray, Each

Part Number: ADO-12556127

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Oil Galley Barbell Plug, Plastic, O-ring Included, Avanti, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Saab, Small Block LS, Each

Part Number: MEL-MOGP-100

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Spark Plugs, Iridium TT, Tapered Seat, 14mm Thread, 18mm Reach, Resistor, Each

Part Number: DNP-4713

4.29 out of 5 stars ( 7 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Spark Plug Boot Protector, Heat Shield, 500 degrees F, Snap-on, Buick, Cadillac, Chevy, GMC, Pontiac, Each

Part Number: ADO-8006

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Valve, Intake, 2.000 in. Diameter, 0.314 in. Stem, 4.869 in. Length, Avanti, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Small Block LS, Each

Part Number: MEL-V2000

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Crankshaft Key, Long Type, 0 degree Offset, Steel, Natural, Chevy, Each

Part Number: NAL-12561513

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Wheel Stud, GM Genuine Part, Press-in, M14 x 1.5 Thread, 3.15 in. Overall Length, Rear, Chevrolet, Each

Part Number: ADO-11603935

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Cam Retainer Plate Bolt, Roller Cam, Chevy, Small Block, Each

Part Number: NAL-14093637

5.0 out of 5 stars ( 17 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Oil Filter, Canister, 22mm x 1.5 Thread, 3.350 in. High, common on 2007+ LS, Each

Part Number: SUM-127001

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Engine Valve Spring, Standard, Replacement, Single, Buick, Cadillac, Chevrolet, GMC, Isuzu, Pontiac, Saab, LS Engine, Each

Part Number: ADO-12706568

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Rod Bearing, 0.010 in. Crankshaft Undersize, Tri Metal, AM General, Avanti, Buick, Chevy, GMC, Oldsmobile, L6, V8

Part Number: SLP-2555CP10

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Rod Bearing, Standard Size, Bi Metal, AM General, Avanti, Buick, Chevy, GMC, Pontiac, L6, V8, Each

Part Number: SLP-2555A

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Guide Plate, Use with 3/8 in. Pushrods, Use with Bolt Down Rockers, Chevy, Big Block, GEN V/VI, 454/502, Each

Part Number: NAL-12562369

3.67 out of 5 stars ( 12 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Engine Oil, Multi-Grade, Synthetic, 5W30, Quart, Each

Part Number: RPO-01530

4.96 out of 5 stars ( 27 )

Cannot be shipped Internationally if shipped by air

• Restricted

Exhaust hanger, Insulator, Each

Part Number: WLK-35229

4.65 out of 5 stars ( 17 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Engine Oil, High Mileage, Synthetic, 5W30, 1 qt., Each

Part Number: MOB-103767-1

Not Yet Reviewed

Cannot be shipped Internationally if shipped by air

• Restricted

Oil Strainer Gasket and Seal, Viton®, Avanti, Buick, Cadillac, Chevrolet, GMC, Hummer, Oldsmobile, Pontiac, Saab, Small Block LS, Pair

Part Number: MEL-M29517

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Oil Galley Plug, Chevy, Small Block Gen III, Each

Part Number: ADO-12573460

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Bolts, Torque Converter, 10mm x 1.5, Steel, Natural, 0.887 in. UHL, Buick, Cadillac, Chevrolet, GMC, Isuzu, Oldsmobile, Pontiac, Saab, Set of 3

Part Number: RNB-14099

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Fuel Injection O-Rings, Set of 4

Part Number: FEL-ES70599

3.89 out of 5 stars ( 9 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Oil Pan Drain Plugs, GM Genuine Parts, Plug Style, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Olds, Pontiac, Saab, Saturn, Suzuki, Each

Part Number: ADO-11562588

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Oil Cooler Adapter Gasket, Cadillac, Chevy, GMC, Hummer, Chevy Small Block LS, Each

Part Number: NAL-15203889

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air