2018 GMC Trucks Sierra 3500 HD engine parts catalog
	
 
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- OEM part number: 12696357
 
- Quantity in car: 1
 - Tahoe, Yukon, Escalade. Yukon XL, Suburban. Canyon, Colorado. Suburban 3500hd. Express, savana. All models. Avalanche. Hummer H3. Hummer H2. Corvette. Camaro. CTS-v. GTO. SSR. G8. SS. 6.2l. 5.7l. 5.7 and 6.0L. Iron block. Vin code o. Manual trans. 4.8l
  
 | 
 $106.35 
Available in 36 shops Add to cart 
 | 
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  | 
- OEM part number: 12696105
 
- Quantity in car: 1
 - Tahoe, Yukon, Escalade. Yukon XL, Suburban. Suburban 3500hd. Express, savana. Escalade ESV. Escalade EXT. Caprice PPV. Avalanche. Camaro. CTS-v. G8. SS. Intake. 6.0l, 6.2l. Silverado, sierra.
  
 | 
 $17.01 
Available in 36 shops Add to cart 
 | 
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  | 
- OEM part number: 12685656
 
- Quantity in car: 1
 - With cross-drilling. Yukon XL, Suburban. Suburban 3500hd. Express, savana. Caprice PPV. All models. Corvette. Camaro. CTS-v. G8. 6.0l. 1st design. Auto trans. Silverado, sierra. Without supercharger.
  
 | 
 $532.63 
Available in 36 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12681275
 
- Quantity in car: 1
 - Suburban 3500hd. Exhaust. Silverado, sierra.
  
 | 
 $17.62 
Available in 36 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12649190
 
- Quantity in car: 1
 - Rod
  
 | 
 $110.15—114.24 
Available in 36 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12648846
 
- Quantity in car: 1
 - Without cyl. deactivation. Avalanche, Escalade EXT. Tahoe, Yukon, Escalade. Yukon XL, Suburban. Canyon, Colorado. Suburban 3500hd. Express, savana. Escalade ESV. Caprice PPV. Corvette. Camaro. CTS-v. SS. Non-afm. Sierra, silverado. Non-active fuel mgmt. W
  
 | 
 $21.57—22.41 
Available in 36 shops Add to cart 
 | 
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  | 
- OEM part number: 12646386
 
- Quantity in car: 1
 - Chain
  
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 $34.89—60.07 
Available in 37 shops Add to cart 
 | 
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  | 
- OEM part number: 12642655
 
- Quantity in car: 1
 - Valve rocker armature
  
 | 
 $48.13—60.83 
Available in 37 shops Add to cart 
 | 
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  | 
- OEM part number: 12642269
 
- Quantity in car: 1
 - Gasoline (service new)
  
 | 
 $3.00—4786.21 
Available in 37 shops Add to cart 
 | 
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  | 
- OEM part number: 12640746
 
- Quantity in car: 1
 - Oil (includes baffle, bolts, plug, deadener, gasket, valve, fitting, seal) (except switch)
  
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 $132.04—194.62 
Available in 38 shops Add to cart 
 | 
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  | 
- OEM part number: 12640011
 
- Quantity in car: 1
 - Eng. lc8. Silverado, sierra.
  
 | 
 $932.82 
Available in 36 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12639250
 
- Quantity in car: 1
 - Crankshaft rear oil seal (on 2002 and prior applications, (12) 12556127 mounting bolts must be used)
  
 | 
 $41.21—42.87 
Available in 37 shops Add to cart 
 | 
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  | 
- OEM part number: 12639249
 
- Quantity in car: 1
 - Crankshaft rear oil seal housing
  
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 $16.25—18.67 
Available in 37 shops Add to cart 
 | 
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  | 
- OEM part number: 12637684
 
- Quantity in car: 1
 - Valve rocker armature (includes cover, gasket, bolt, connector, baffle, cap)
  
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 $49.27—88.57 
Available in 37 shops Add to cart 
 | 
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  | 
- OEM part number: 12637683
 
- Quantity in car: 1
 - Valve rocker armature cover
  
 | 
 $14.36—26.72 
Available in 37 shops Add to cart 
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  | 
- OEM part number: 12633904
 
- Quantity in car: 1
 - Engine front cover
  
 | 
 $16.70—20.68 
Available in 38 shops Add to cart 
 | 
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  | 
- OEM part number: 12629062
 
- Quantity in car: 1
 - Suburban 3500hd. Express, savana. Caprice PPV. All. 6.0l. Eng. l96. Silverado, sierra.
  
 | 
 $748.48 
Available in 36 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12626660
 
- Quantity in car: 1
 - Engine
  
 | 
 $73.41—139.62 
Available in 38 shops Add to cart 
 | 
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  | 
- OEM part number: 12612427
 
- Quantity in car: 1
 - Exhaust (standard)
  
 | 
 $19.88—26.03 
Available in 38 shops Add to cart 
 | 
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  | 
- OEM part number: 12612350
 
- Quantity in car: 1
 - Oil pan
  
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 $25.00—30.74 
Available in 38 shops Add to cart 
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  | 
- OEM part number: 12610046
 
- Quantity in car: 1
 - Cylinder head
  
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 $25.74—50.12 
Available in 38 shops Add to cart 
 | 
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  | 
- OEM part number: 12608579
 
- Quantity in car: 1
 - Oil pump (with suction pipe)
  
 | 
 $15.65—20.12 
Available in 38 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12606358
 
- Quantity in car: 1
 - Camshaft position
  
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 $79.73—82.50 
Available in 2 shops Add to cart 
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  | 
- OEM part number: 12594939
 
- Quantity in car: 1
 - Engine front (machining) (use together with front cover seal 12585673 and front cover gasket 12633904)
  
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 $33.83—36.22 
Available in 2 shops Add to cart 
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  | 
- OEM part number: 12585673
 
- Quantity in car: 1
 - Engine front cover
  
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 $15.61—32.78 
Available in 38 shops Add to cart 
 | 
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  | 
- OEM part number: 12556582
 
- Quantity in car: 1
 - Crankshaft
  
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 $21.62—24.20 
Available in 38 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12482063
 
- Quantity in car: 1
 - Intake valve stem oil (14.4mm)
  
 | 
 $18.14—21.45 
Available in 38 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12482062
 
- Quantity in car: 1
 - Exhaust valve stem oil (22.8mm)
  
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 $20.74—23.33 
Available in 2 shops Add to cart 
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  | 
- OEM part number: 10238852
 
- Quantity in car: 1
 - Valve push
  
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 $12.62—16.53 
Available in 38 shops Add to cart 
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  | 
- OEM part number: 10166345
 
- Quantity in car: 1
 - Valve stem
  
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 $1.67—2.26 
Available in 38 shops Add to cart 
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  | 
- OEM part number: 10166344
 
- Quantity in car: 1
 - Valve spring
  
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 $2.40—4.59 
Available in 38 shops Add to cart 
 | 
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- OEM part number: 89060436
 
- Quantity in car: 1
 - Crankshaft rear oil (reverse lip seal, include instruction sheet)
  
 | 
 $14.78—21.02 
Available in 38 shops Add to cart 
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  | 
- OEM part number: 89017850
 
- Quantity in car: 1
 - (with pinion) (0.5mm 0.s.)
  
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 $67.38—116.95 
Available in 38 shops Add to cart 
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- OEM part number: 89017849
 
- Quantity in car: 1
 - (with pinion) (standard)
  
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 $37.70—61.73 
Available in 38 shops Add to cart 
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  | 
- OEM part number: 89017573
 
- Quantity in car: 1
 - Connect rod (standard)
  
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 $11.91—14.82 
Available in 37 shops Add to cart 
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- OEM part number: 89017572
 
- Quantity in car: 1
 - Crankshaft thrust (standard) (#3)
  
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 $26.82—34.65 
Available in 38 shops Add to cart 
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- OEM part number: 89017571
 
- Quantity in car: 1
 - Crankshaft (#1, 2, 4, 5) (standard)
  
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 $27.19—43.85 
Available in 38 shops Add to cart 
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- OEM part number: 89017485
 
- Quantity in car: 1
 - Piston (0.5mm oversize)
  
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 $26.55—47.68 
Available in 38 shops Add to cart 
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- OEM part number: 89017484
 
- Quantity in car: 1
 - Piston (standard) (upper compression ring is 1.2mm thick) (without 4 drilled oil drain holes on third ring land) (use with 89017478)
  
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 $23.96—41.22 
Available in 38 shops Add to cart 
 | 
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  | 
- OEM part number: 84338602
 
- Quantity in car: 1
 - 6.0L, 2wd. Silverado, sierra.
  
 | 
 $25.38 
Available in 36 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 84125448
 
- Quantity in car: 1
 - 6.0L, 4wd. Silverado, sierra.
  
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 $69.94 
Available in 36 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 84016258
 
- Quantity in car: 1
 - 6.0L. Silverado, sierra. Position: Left Front, Right Front
  
 | 
 $75.82 
Available in 36 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 19300488
 
- Quantity in car: 1
 - Suburban 3500hd. Express, savana. 4.8, 5.3 and 6.0L. Silverado, sierra. Incl.Engine Harmonic Balancer.
  
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 $114.57 
Available in 36 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 19256594
 
- Quantity in car: 1
 - Gasoline (service new)
  
 | 
 $3.00—5164.14 
Available in 2 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12696357
 
- Quantity in car: 1
 - Tahoe, Yukon, Escalade. Yukon XL, Suburban. Canyon, Colorado. Suburban 3500hd. Express, savana. All models. Avalanche. Hummer H3. Hummer H2. Corvette. Camaro. CTS-v. GTO. SSR. G8. SS. 6.2l. 5.7l. 5.7 and 6.0L. Iron block. Vin code o. Manual trans. 4.8l
  
 | 
 $106.35 
Available in 36 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12696105
 
- Quantity in car: 1
 - Tahoe, Yukon, Escalade. Yukon XL, Suburban. Suburban 3500hd. Express, savana. Escalade ESV. Escalade EXT. Caprice PPV. Avalanche. Camaro. CTS-v. G8. SS. Intake. 6.0l, 6.2l. Silverado, sierra.
  
 | 
 $17.01 
Available in 36 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12685656
 
- Quantity in car: 1
 - With cross-drilling. Yukon XL, Suburban. Suburban 3500hd. Express, savana. Caprice PPV. All models. Corvette. Camaro. CTS-v. G8. 6.0l. 1st design. Auto trans. Silverado, sierra. Without supercharger.
  
 | 
 $532.63 
Available in 36 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12681275
 
- Quantity in car: 1
 - Suburban 3500hd. Exhaust. Silverado, sierra.
  
 | 
 $17.62 
Available in 36 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12649190
 
- Quantity in car: 1
 - Rod
  
 | 
 $110.15—114.24 
Available in 36 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12648846
 
- Quantity in car: 1
 - Without cyl. deactivation. Avalanche, Escalade EXT. Tahoe, Yukon, Escalade. Yukon XL, Suburban. Canyon, Colorado. Suburban 3500hd. Express, savana. Escalade ESV. Caprice PPV. Corvette. Camaro. CTS-v. SS. Non-afm. Sierra, silverado. Non-active fuel mgmt. W
  
 | 
 $21.57—22.41 
Available in 36 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12646386
 
- Quantity in car: 1
 - Chain
  
 | 
 $34.89—60.07 
Available in 37 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12642655
 
- Quantity in car: 1
 - Valve rocker armature
  
 | 
 $48.13—60.83 
Available in 37 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12642269
 
- Quantity in car: 1
 - Gasoline (service new)
  
 | 
 $3.00—4786.21 
Available in 37 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12640746
 
- Quantity in car: 1
 - Oil (includes baffle, bolts, plug, deadener, gasket, valve, fitting, seal) (except switch)
  
 | 
 $132.04—194.62 
Available in 38 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12640011
 
- Quantity in car: 1
 - Eng. lc8. Silverado, sierra.
  
 | 
 $932.82 
Available in 36 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12639250
 
- Quantity in car: 1
 - Crankshaft rear oil seal (on 2002 and prior applications, (12) 12556127 mounting bolts must be used)
  
 | 
 $41.21—42.87 
Available in 37 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12639249
 
- Quantity in car: 1
 - Crankshaft rear oil seal housing
  
 | 
 $16.25—18.67 
Available in 37 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12637684
 
- Quantity in car: 1
 - Valve rocker armature (includes cover, gasket, bolt, connector, baffle, cap)
  
 | 
 $49.27—88.57 
Available in 37 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12637683
 
- Quantity in car: 1
 - Valve rocker armature cover
  
 | 
 $14.36—26.72 
Available in 37 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12633904
 
- Quantity in car: 1
 - Engine front cover
  
 | 
 $16.70—20.68 
Available in 38 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12629062
 
- Quantity in car: 1
 - Suburban 3500hd. Express, savana. Caprice PPV. All. 6.0l. Eng. l96. Silverado, sierra.
  
 | 
 $748.48 
Available in 36 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12626660
 
- Quantity in car: 1
 - Engine
  
 | 
 $73.41—139.62 
Available in 38 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12612427
 
- Quantity in car: 1
 - Exhaust (standard)
  
 | 
 $19.88—26.03 
Available in 38 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12612350
 
- Quantity in car: 1
 - Oil pan
  
 | 
 $25.00—30.74 
Available in 38 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12610046
 
- Quantity in car: 1
 - Cylinder head
  
 | 
 $25.74—50.12 
Available in 38 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12608579
 
- Quantity in car: 1
 - Oil pump (with suction pipe)
  
 | 
 $15.65—20.12 
Available in 38 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12606358
 
- Quantity in car: 1
 - Camshaft position
  
 | 
 $79.73—82.50 
Available in 2 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12594939
 
- Quantity in car: 1
 - Engine front (machining) (use together with front cover seal 12585673 and front cover gasket 12633904)
  
 | 
 $33.83—36.22 
Available in 2 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12585673
 
- Quantity in car: 1
 - Engine front cover
  
 | 
 $15.61—32.78 
Available in 38 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12556582
 
- Quantity in car: 1
 - Crankshaft
  
 | 
 $21.62—24.20 
Available in 38 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12482063
 
- Quantity in car: 1
 - Intake valve stem oil (14.4mm)
  
 | 
 $18.14—21.45 
Available in 38 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12482062
 
- Quantity in car: 1
 - Exhaust valve stem oil (22.8mm)
  
 | 
 $20.74—23.33 
Available in 2 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 10238852
 
- Quantity in car: 1
 - Valve push
  
 | 
 $12.62—16.53 
Available in 38 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 10166345
 
- Quantity in car: 1
 - Valve stem
  
 | 
 $1.67—2.26 
Available in 38 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 10166344
 
- Quantity in car: 1
 - Valve spring
  
 | 
 $2.40—4.59 
Available in 38 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12682000
 
- Quantity in car: 1
 - Rear components, with 110, 220 Volt, with rear seat heat. Included With Center Console. Position: Rear
  
 | 
 $67.28 
Available in 36 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12653140
 
- Quantity in car: 1
 - Position: Right
  
 | 
 $48.35 
Available in 36 shops Add to cart 
 | 
 | 
 
  | 
- OEM part number: 12600936
 
- Quantity in car: 1
 - Valve rocker armature pivot
  
 | 
 $6.00—7.40 
Available in 38 shops Add to cart 
 | 
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