2004 GMC SIERRA 2500 HD Engines & Components - In Stock Filter Options - Vendor In Stock Filter Options

ACDelco Drive Belt Tensioners 98094201

Accessory Belt Tensioner, Serpentine, 6-rib, Chevy, GMC, Each

Part Number: ADO-98094201

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Cloyes Timing Crankshaft Sprockets S827

Timing Gear, Crankshaft Sprocket, 22-tooth, Steel, Chevy, Each

Part Number: CLO-S827

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Hastings Premium Ductile Ring Sets 2M4860S

Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.000 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, for Single Piston, Set

Part Number: HSN-2M4860S

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

ATI Super Damper Diesel Harmonic Balancers ATI917378

Harmonic Balancer, Super Damper Diesel, Internal Balance, Steel, Elastomer, SFI 18.1, Each

Part Number: ATI-917378

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 19, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

ATI Super Damper Diesel Harmonic Balancers ATI917369

5 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Continental OE Technology Series Multi-V Belts 4040377

Belt, OE Technology Series, Multi-V, Serpentine, 4-Rib, 37.75 in. Length, Each

Part Number: CEL-4040377

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Chevrolet Performance Valve Locks 10166345

Valve Lock, 7 degree, Stamped Steel, 1-groove Beadlock-style, 8mm Stem Diameter, Each

Part Number: NAL-10166345

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Melling Timing Chain Dampener Brackets BD417-BRKT

Melling Timing Chain Dampener Brackets BD417-BRKT

Timing Chain Dampener Brackets, Steel, Black, Chain Damper, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Saab, Small Block LS, Kit

Part Number: MEL-BD417-BRKT

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Innovators West Tensioner Pulleys 973

Tensioner Pulley, 8-Rib, Serpentine, Billet Aluminum, Natural, Chevy, GMC, LS, Each

Part Number: INW-973

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Continental Replacement Tensioner Pulleys 49001

Idler Pulley, Smooth, Black Powdercoated, Each

Part Number: CEL-49001

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Hastings Premium Ductile Ring Sets 2M4860S030

Piston Rings, Premium Ductile Ring Sets, 0.030 in. Oversize, 4.030 in. Bore, Plasma-moly, 1.5mm, 1.5mm, 3.0mm, Includes Ring Set for One Piston, Each

Part Number: HSN-2M4860S030

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Dayco No Slack Automatic Belt Tensioners 89258

Belt Tensioner, Automatic No Slack, Each

Part Number: DAC-89258

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Chevrolet Performance LS Series Camshafts 12561721

Camshaft, Hydraulic Roller Tappet, Duration at .050 in. 196/201, Lift .467/.479, Chevy, LS1, LQ9, Each

Part Number: NAL-12561721

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Melling Timing Chain and Gear Sets TOPK-1004

TIMING SET WITH OIL PUMP

Part Number: MEL-TOPK-1004

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

ACDelco V-Ribbed Serpentine Belts 88932793

Accessory Belt, V-Ribbed, Serpentine, 6-Ribs, 96.08 in. Length, 0.807 in. Width, Cadillac, Chevy, Ford, GMC, Oldsmobile, Saab, Volvo, Each

Part Number: ADO-6K956

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

ACDelco V-Ribbed Serpentine Belts 88932529

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: Today

...Loading

Estimated Ship Date: Today

ACDelco GM Genuine Parts PCV Valve Hoses 12556932

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: Today

...Loading

Estimated Ship Date: Today

ACDelco Gold PCV Valves 12567915

FITTING, PCV, Fixed Orifice

Part Number: ADO-12567915

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Fel-Pro Headbolt Kits ES 72188

Cylinder Head Bolts, Hex Head, Chevy, GMC, 8.1L, 1-Head, Kit

Part Number: FEL-ES72188

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Chevrolet Performance Expansion Plugs 9427693

Engine Expansion Plug, Brass, Buick, Cadillac, Chevy, GMC, Hummer, Oldsmobile, Pontiac, Saab, Saturn, Each

Part Number: NAL-9427693

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

PRW Power Harmonic Balancers 2332340

HARMONIC DAMPER, HI-PERF CHEV-GM 5.3L-6.2L, 2002-2008 Gen III/IV, Cadillac, Chev, GMC, L92 Truck and SUV, 0-Bal, 7.70" OD, Black

Part Number: PQX-2332340

Not Yet Reviewed

Estimated Ship Date: Apr 8, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 8, 2026 if ordered today

Sealed Power A-Series Rod Bearings 3190A 10

Rod Bearing, A-Series, 0.010 in. Crankshaft Undersize, Bi Metal, Chevy, GMC, Big Block, Each

Part Number: SLP-3190A10

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Pioneer Performance Freeze Plugs PE-496-B

Freeze Plugs, Brass/Steel, Chevrolet, GM LS Engine, Kit

Part Number: PIO-PE-496-B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

King SI-Series Rod Bearings CR 807SI 030

Rod Bearings, .030 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807SI030

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Dorman Oil Pan Drain Plugs 65372

Oil Pan Drain Plug, 12mm x 1.75 Thread Size, Magnetic, Seal, Each

Part Number: RNB-65372

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Melling Camshaft and Spring Kits CS-MTC-8

Camshaft, Engine Camshaft Kit

Part Number: MEL-CS-MTC-8

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today