HUMMER ACDelco Engines & Components

Tensioner, Timing Chain, Chevy, LS, Each

Part Number: ADO-12626407

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Accessory Belt Tensioner, Serpentine, 6-rib, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Saab, Each

Part Number: ADO-12609719

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Serpentine Belt Drive Component Kit, Belt, Tensioner, Idler, Cadillac, Chevrolet, GMC. Kit

Part Number: ADO-ACK060935HD

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

• Free Shipping

Accessory Belts, V-Ribbed Serpentine Belts, 6-rib, 0.807 in. Width, 93.98 in. Length, Cadillac, Chevy, Ford, GMC, Hummer, Mercedes-Benz, Mercury, Each

Part Number: ADO-K060935HD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Idler Pulleys, Professional, Serpentine, Steel, Black, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Saab, Workhorse, Workhorse Custom Chassis, Each

Part Number: ADO-36299

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Lifter, Hydraulic Roller, Chevy, GMC, Each

Part Number: ADO-12721203

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

• Free Shipping

Valve Covers, Replacement, Stock, Baffled, Cast Aluminum, Natural, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Saab, Each

Part Number: ADO-12582224

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Accessory Belts, V-Ribbed, Serpentine, 4-rib, 0.560 in. Width, 38.45 in. Length, for use on Acura®, for use on Honda®, Chevy, GMC, Workhorse, Each

Part Number: ADO-K040378HD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Engine Coolant Plug Fasteners, GM Genuine Parts, Bolt Style, Hex Head, M12 x 1.5 Thread Size, Steel, Buick, Cadillac, Chevy, GMC, Isuzu, Saturn, Each

Part Number: ADO-11610259

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Rocker Arm Shaft Support, GM Genuine Part, Aluminum, Natural, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Saab, Each

Part Number: ADO-12552203

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Accessory Belt Tensioner, Smooth Pulley, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Saab, Workhorse, Workhorse Custom Chassis, Each

Part Number: ADO-38159

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Oil Filter, Canister, Buick, Cadillac, Checker, Chevy, GMC, Oldsmobile, Pontiac, Hummer, Isuzu, Saab, Saturn

Part Number: ADO-PF61E

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Camshaft Bearings, OE Replacement, Standard Size, 2.328 in. O.D., 0.775 in. Width, Position 2 or 4, GM, LS, 3rd Design, Each

Part Number: ADO-19260875

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Idler Pulley, Replacement, Serpentine, 6-groove, Steel, Black, Buick, Chevy, Chrysler, Dodge, Ford, GMC, Jeep, Each

Part Number: ADO-38009

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Idler Pulleys, Professional, Serpentine, Steel, Black, for use on Acura®, for use on Honda®, Buick, Cadillac, Chevy, Ford, GMC, Lincoln, Mercury, Each

Part Number: ADO-38006

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

PCV Valve Hose, GM OE, Rubber, Black, Buick, Cadillac, Chevy, GMC, Each

Part Number: ADO-12556932

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Camshaft Bearings, OE Replacement, Standard Size, 2.308 in. O.D., 0.775 in. Width, Position 3, GM, LS, 3rd Design, Each

Part Number: ADO-19260876

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Rocker Arm Hold-Down Bolts, GM Genuine Parts, Hex Head, Steel, Black Oxide, Designed for L92 and Cathedral Port Heads, Chevy, Small Block LS, Each

Part Number: ADO-12560961

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Serpentine Belt, V-ribbed, 37.90 in. Length, 0.56 in.. Width, 4 Rib, Each

Part Number: ADO-4K378

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Oil Filters, Ultraguard Gold Engine Oil Filters, Canister Style, AMC, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Jeep, Olds, Pontiac, Saab, Each

Part Number: ADO-UPF46R

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

FITTING, PCV, Fixed Orifice

Part Number: ADO-12567915

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Engine Oil Filler Caps, GM Genuine Parts, Stock, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Each

Part Number: ADO-FC208

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Pressure Relief Valves, Engine Oil Pump Relief Valves, Designed for 6.0L L96 Engines, Cadillac, Chevrolet, GMC, Hummer, Pontiac, Each

Part Number: ADO-12608835

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Dipstick Replacement Parts, O-ring Seal, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Saturn, Suzuki, Each

Part Number: ADO-24504031

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Idler Pulley, Serpentine, Steel, Black, Chevy, Buick, Acura, AM General, Chrysler, Dodge, Ford, Gmc, Honda™, Hummer, Isuzu,Jaguar, Jeep, Each

Part Number: ADO-15-20676

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air