GMC SIERRA 3500 HD Engines & Components

Hastings Premium Ductile Ring Sets 2D4845

Piston Rings, Gas Nitrided, 4.055 in. Bore, 3.0mm, 2.0mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: HSN-2D4845

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

...Loading

Estimated Ship Date: May 11, 2026 if ordered today

Chevrolet Performance Valve Springs 12706568

Valve Spring, L76/L92 Style,.520 Max lift, Single Beehive, 1.290 in. o.d., 1.230 in. Coil Bind, 1.800 in. Installed Height, Each

Part Number: NAL-12706568

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

ATP Graywerks Harmonic Balancers 102171

Harmonic Balancer, Internal Balance, Nodular Iron, Buick, Cadillac, Chevy, GMC/Hummer/Isuzu, Small Block, Each

Part Number: ATP-102171

3.0 out of 5 stars ( 2 )

Estimated Ship Date: May 11, 2026 if ordered today

...Loading

Estimated Ship Date: May 11, 2026 if ordered today

Dura-Bond High Performance Cam Bearings CH-25-2

Cam Bearings, Direct Replacement, Bi-metal, Lead-Based Micro Babbitt, Chevy, Small Block LS, Position 2 or 4, Each

Part Number: DUR-CH-25-2

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Melling Valve Springs VS-1688

Engine Valve Spring, Stock Replacement V

Part Number: MEL-VS-1688

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

King SI-Series Rod Bearings CR 807SI 040

Rod Bearings, .040 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807SI040

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Cloyes Gear Camshaft Phasers VC143

Engine Variable Valve Timing (VVT) Sprocket

Part Number: CLO-VC143

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

...Loading

Estimated Ship Date: May 11, 2026 if ordered today

Dorman Oil Line Block-Off Plate Kits 99971

Oil Line Block-Off Plate, Aluminum, Natural, Cadillac, Chevrolet, GMC, Hummer, Pontiac, Kit

Part Number: RNB-99971

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Cloyes Replacement Timing Chains 9-131-5

Replacement Timing Chain, True Roller, Chevy, Pontiac, 0.005 in. Reduced Center, Each

Part Number: CLO-9-131-5

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Fluidampr Harmonic Dampers 760131

Harmonic Balancer, Chevy, GMC, 6.6L Duramax, Internal Balance, Steel, Black, Each

Part Number: FLU-760131

Not Yet Reviewed

Estimated Ship Date: May 28, 2026 if ordered today

...Loading

Estimated Ship Date: May 28, 2026 if ordered today

Sealed Power Cam Bearings 2115M

Cam Bearings, Steel Backed Babbitt, Chevy, Set

Part Number: SLP-2115M

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Dorman Timing Covers 635-517

Timing Covers, 1-Piece, Plain, Aluminum, Natural, Gaskets Included, GM, Each

Part Number: RNB-635-517

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Pacific Performance Engineering Aluminum Oil Pans 114052020

Oil Pan, Aluminum, Black, 5 qt., Chevrolet, GMC, 6.6L, Diesel, Each

Part Number: PPE-114052020

5.0 out of 5 stars ( 2 )

Estimated Ship Date: May 20, 2026 if ordered today

...Loading

Estimated Ship Date: May 20, 2026 if ordered today

ACDelco GM Genuine Parts Automatic Transmission Fluid Filler Tube Seals 15796802

Transmission Fluid Dipstick Components, GM Genuine Parts Dipstick Tube Grommet, Cadillac, Chevrolet, GMC, Hummer, Each

Part Number: ADO-15796802

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Radium Engineering Catch Can Kits 20-0233-FL

Catch Can, PCV, 7 oz. Capacity, -10 AN O-Ring, Billet Aluminum, Black, Cadillac, Chevy, GMC, Kit

Part Number: RDM-20-0233-FL

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

...Loading

Estimated Ship Date: May 15, 2026 if ordered today

PRW Billet Steel Timing Sets 5034622

PRW Billet Steel Timing Sets 5034622

Timing Chain and Gear Set, Roller, Double Roller, Billet Steel Sprockets, Chevy, GMC, Small Block LS, Set

Part Number: PQX-5034622

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Dorman Idler Pulleys 419-602

Idler Pulley, Serpentine, Steel, Black, Each

Part Number: RNB-419-602

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

ACDelco Engine Oil Pump Relief Valves 12608835

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: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

ACDelco GM Genuine Parts Idler Pulleys 12611935

Idler Pulley, Replacement, Serpentine, Steel, Black, Buick, Chevy, GMC, Pontiac, Saturn, Each

Part Number: ADO-15-4983

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Fel-Pro Headbolt Kits ES72344

Cylinder Head Bolts, Steel, Factory Upgrade, 12-Point Heads, GM, 6.6L Duramax, Torque-To-Yield, Single Head Only, Kit

Part Number: FEL-ES72344

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Melling M-Select Class 3 Camshafts 22307

Engine Camshaft, High Performance Camshaft

Part Number: MEL-22307

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Cloyes Wear Plates 9-232

Camshaft Thrust Bearing, Needle Bearing, Steel, Chevy, LS, Each

Part Number: CLO-9-232

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Dorman Camshaft Phasers 918-186

Camshaft Phaser, Steel, GM, Each

Part Number: RNB-918-186

2.33 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Trans-Dapt Performance Oil Cooler Sandwich Adapters 1327

Adapter, Oil Filter, Sandwich, Aluminum, Natural, 22mm x 1.5mm Thread, 3/8 in. NPT Inlet/Outlet, Each

Part Number: TRD-1327

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Mahle Original Premium Piston Ring Sets 42084CP.030

Piston Rings, Plasma-moly, 4.030 in. Bore, 1.2mm, 1.5mm, 2.5mm Thickness, 8-Cylinder, Set

Part Number: MAH-42084CP030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow