What additional engine repair information is available for crankshaft service and repair on GMC Jimmy?

Information on repairing the Crankshaft also includes engine repair instructions. When a distinct service guide for an internal part is not available, it means the manufacturer never supplied one. Unit repair includes the needed procedures, machining, cleaning, inspection and fitting while changing engine parts such as boring and honing the cylinder, fitting the connecting rod and bearings, fitting the Crankshaft and bearings, replacing the camshaft bearings, removing the connecting rod and Piston, removing the Cylinder Head, changing the valve train items (valves, seats, springs, rockers and so on), removing the Oil Pump, fitting the pistons and rings, fixing the threading, grinding the valve and seat and servicing the timing equipment (chain, belt, gears).

OEM GMC Crankshaft

Crank Shaft

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64 Crankshafts found

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GMC Crankshaft Part Number: 12661875
$589.97 MSRP: $1029.49
You Save: $439.52 (43%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Crankshaft, Engine
- Replaces: 12623075, 12601938, 12621352, 12617226
Fits the following GMC Models:
- Acadia | 2009-2016 | Denali, SL, SLE, SLT | 6 Cyl 3.6 L GAS
- Acadia Limited | 2017 | Base | 6 Cyl 3.6 L GAS
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GMC Crankshaft Part Number: 12627163
$186.07 MSRP: $306.44
You Save: $120.37 (40%)
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Product Specifications
- Other Name: Crankshaft Assembly; Crankshaft, Engine
Fits the following GMC Models:
- Acadia | 2017-2021 | SL, SLE, SLT | 4 Cyl 2.5 L GAS
- Canyon | 2015-2022 | Base, Elevation, Elevation Standard, SL, SLE, SLT | 4 Cyl 2.5 L GAS
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GMC Crankshaft Part Number: 12661864
$618.59 MSRP: $1019.03
You Save: $400.44 (40%)
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Product Specifications
- Other Name: Crankshaft, Engine
- Replaces: 12616835, 12610050
Fits the following GMC Models:
- Terrain | 2010-2012 | SLE, SLT | 6 Cyl 3.0 L FLEX, 6 Cyl 3.0 L GAS
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GMC Crankshaft, Green Line Part Number: 12578164
$732.24 MSRP: $1162.57
You Save: $430.33 (38%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Crankshaft Assembly; Crankshaft, Engine
- Replaces: 12578182, 12623302
Fits the following GMC Models:
- Terrain | 2010-2017 | Denali, SL, SLE, SLT | 4 Cyl 2.4 L FLEX, 4 Cyl 2.4 L GAS
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GMC Crankshaft, Engine Part Number: 12623074
$602.69 MSRP: $956.49
You Save: $353.80 (37%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Crankshaft Assembly; Crankshaft
- Replaces: 12621353, 12621351, 12571127, 12601939
Fits the following GMC Models:
- Acadia | 2007-2008 | SLE, SLT | 6 Cyl 3.6 L GAS
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GMC Crankshaft Part Number: 12626959
$99.10 MSRP: $323.67
You Save: $224.57 (70%)
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Product Specifications
- Other Name: Crankshaft Assembly; Crankshaft, Engine
Fits the following GMC Models:
- Terrain | 2018-2020 | Denali, SLE, SLT | 4 Cyl 2.0 L GAS
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GMC Crankshaft Part Number: 12685650
$441.12 MSRP: $785.38
You Save: $344.26 (44%)
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Product Specifications
- Other Name: Crankshaft Assembly-.; Crankshaft, Engine
- Replaces: 12619781
Fits the following GMC Models:
- Sierra 1500 | 2014-2025 | AT4, Base, Denali, Elevation, Pro, SLE, SLT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 5.3 L MILD HYBRID EV-GAS (MHEV)
- Sierra 1500 Limited | 2022 | Denali, Elevation, Pro, SLE, SLT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
- Yukon | 2015-2025 | AT4, Elevation, SLE, SLT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
- Yukon XL | 2015-2025 | AT4, Elevation, SLE, SLT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
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GMC Crankshaft Part Number: 12661873
$528.75 MSRP: $922.67
You Save: $393.92 (43%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Crankshaft, Engine
- Replaces: 12630898
Fits the following GMC Models:
- Canyon | 2015-2016 | Base, SLE, SLT | 6 Cyl 3.6 L GAS
- Terrain | 2013-2017 | Denali, SLE, SLT | 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
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GMC Crankshaft Part Number: 12712274
$342.50 MSRP: $564.21
You Save: $221.71 (40%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Crankshaft Assembly-.; Crankshaft, Engine
Fits the following GMC Models:
- Canyon | 2023-2025 | AT4, AT4X, Denali, Elevation | 4 Cyl 2.7 L GAS
- Sierra 1500 | 2022-2025 | Elevation, Pro, SLE | 4 Cyl 2.7 L GAS
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GMC Crankshaft Part Number: 12699162
$380.03 MSRP: $625.78
You Save: $245.75 (40%)
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Product Specifications
- Other Name: Crankshaft Assembly-.; Crankshaft, Engine
- Replaces: 12676729, 12646883
Fits the following GMC Models:
- Acadia | 2017-2023 | AT4, Denali, SLE, SLT | 6 Cyl 3.6 L GAS
- Canyon | 2017-2022 | AT4, All Terrain, Base, Denali, Elevation, Elevation Standard, SLE, SLT | 6 Cyl 3.6 L GAS
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GMC Crankshaft Part Number: 12555637
$495.30 MSRP: $815.92
You Save: $320.62 (40%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Crankshaft, Engine
- Replaces: 12558256
Fits the following GMC Models:
- Jimmy | 1999-2001 | Diamond Edition, Envoy, SL, SLE, SLS, SLT | 6 Cyl 4.3 L GAS
- Safari | 1999-2005 | Base, SL, SLE, SLT | 6 Cyl 4.3 L GAS
- Savana 1500 | 1999-2014 | Base, LS, LT, SLE, SLT | 6 Cyl 4.3 L GAS
- Savana 2500 | 1999-2006 | Base, SLE, SLT | 6 Cyl 4.3 L GAS
- Savana 3500 | 2000-2002 | Base, SLE, SLT | 6 Cyl 4.3 L GAS
- Sierra 1500 | 1999-2013 | Base, HT, SL, SLE, SLT, WT | 6 Cyl 4.3 L GAS
- Sierra 1500 Classic | 2007 | SL, WT | 6 Cyl 4.3 L GAS
- Sonoma | 1999-2004 | SL, SLE, SLS | 6 Cyl 4.3 L GAS
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GMC Crankshaft Part Number: 12680206
$2545.72 MSRP: $4129.80
You Save: $1584.08 (39%)
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Product Specifications
- Other Name: Crankshaft Assembly-.; Crankshaft, Engine
- Replaces: 12641925, 12635333
Fits the following GMC Models:
- Savana 2500 | 2011-2016 | Base | 8 Cyl 6.6 L DIESEL
- Savana 3500 | 2011-2016 | Base, LS, LT | 8 Cyl 6.6 L DIESEL
- Sierra 2500 HD | 2011-2016 | Base, Denali, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
- Sierra 3500 HD | 2011-2016 | Base, Denali, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
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GMC Crankshaft Part Number: 12588615
$294.65 MSRP: $467.79
You Save: $173.14 (38%)
ADD TO CART
Product Specifications
- Other Name: Crankshaft Assembly; Crankshaft, Engine
Fits the following GMC Models:
- Savana 2500 | 2007-2017 | Base, LS, LT | 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS
- Savana 3500 | 2007-2017 | Base, LS, LT | 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS
- Sierra 1500 | 2007-2013 | SL, SLE, WT | 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS
- Yukon | 2007-2009 | SLE | 8 Cyl 4.8 L GAS
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GMC Crankshaft Part Number: 12674745
$360.27 MSRP: $566.85
You Save: $206.58 (37%)
Product Specifications
- Other Name: Crankshaft Assembly; Crankshaft, Engine
- Replaced by: 12732518
Fits the following GMC Models:
- Sierra 1500 | 2014-2018 | Denali, SLT | 8 Cyl 6.2 L GAS
- Yukon | 2015-2020 | Denali, SLT | 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
- Yukon XL | 2015-2020 | Denali, SLT | 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
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GMC Crankshaft Part Number: 88958866
$196.74 MSRP: $309.56
You Save: $112.82 (37%)
Product Specifications
- Other Name: Crankshaft, Engine
Fits the following GMC Models:
- Envoy | 2002-2005 | SLE, SLT | 6 Cyl 4.2 L GAS
- Envoy XL | 2002-2005 | SLE, SLT | 6 Cyl 4.2 L GAS
- Envoy XUV | 2004-2005 | SLE, SLT | 6 Cyl 4.2 L GAS
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GMC Crankshaft Part Number: 19177749
$340.67 MSRP: $536.02
You Save: $195.35 (37%)
Product Specifications
- Other Name: Crankshaft Assembly; Crankshaft, Engine
- Replaces: 89060401
Fits the following GMC Models:
- Canyon | 2007-2011 | SL, SLE, SLT, WT | 4 Cyl 2.9 L GAS
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GMC Crankshaft Part Number: 12588614
$805.95 MSRP: $1273.82
You Save: $467.87 (37%)
Product Specifications
- Other Name: Crankshaft Assembly; Crankshaft, Engine
- Replaced by: 12736807
Fits the following GMC Models:
- Canyon | 2009-2012 | SLE, SLT | 8 Cyl 5.3 L GAS
- Envoy | 2008-2009 | Denali | 8 Cyl 5.3 L GAS
- Sierra 1500 | 2007-2013 | SL, SLE, SLT, WT, XFE | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
- Yukon | 2007-2014 | SLE, SLT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
- Yukon XL 1500 | 2007-2014 | SLE, SLT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
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GMC Crankshaft Part Number: 89060573
Product Specifications
- Other Name: Crankshaft Assembly
Fits the following GMC Models:
- Envoy | 2008-2009 | SLE, SLT | 6 Cyl 4.2 L GAS
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GMC Crankshaft Part Number: 12356587
Product Specifications
- Other Name: Crankshaft, Engine
Fits the following GMC Models:
- Sonoma | 1994-1997 | SL, SLE, SLS | 4 Cyl 2.2 L GAS
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GMC Crankshaft Assembly-. Part Number: 12732518
$360.27 MSRP: $566.85
You Save: $206.58 (37%)
Product Specifications
- Other Name: CRANKSHAFT ASM-.
- Replaces: 12623492, 12674745
Fits the following GMC Models:
- Sierra 1500 | 2014-2025 | AT4, AT4X, Denali, Denali Ultimate, SLT | 8 Cyl 6.2 L GAS
- Sierra 1500 Limited | 2022 | AT4, Denali, SLT | 8 Cyl 6.2 L GAS
- Yukon | 2015-2025 | AT4, Denali, Denali Ultimate, SLT | 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
- Yukon XL | 2015-2025 | AT4, Denali, Denali Ultimate, SLT | 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
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GMC Crankshaft

Choose OEM Crankshaft, you're making the optimal decision for superior quality and perfect performance. You can feel confident because each component goes through stringent quality checks. Every part is carefully built to comply with GMC's factory specifications. You'll enjoy a smooth, worry-free installation that fits just right. At ChevyPartsDeal.com, you'll find it easy to get top-quality OEM GMC Crankshaft. You can shop at highly competitive prices and protect your budget. All our genuine GMC parts include a dependable manufacturer's warranty. You'll also appreciate our straightforward return policy and swift delivery services for extra convenience.

GMC Crankshaft transforms the linear thrust of the piston into the smooth rotating power that maintains the engine going. GMC is aimed at the tough frames, strong engines, and silent interiors as a way of making everyday commute and workplace accessible. The company can be traced to the year 1901, and it maintains loyalty by putting all its trucks and SUVs through rigorous tests. Drivers have been pleased with the inclusion of hill descent control, surround vision cameras, and hitch guidance which removes guesswork during the process of towing or parking. One of the tricks is a MultiPro tailgate that folds, extends, and folds to enable quick loading of the bed and to be shoulder friendly. Suspension tuning is done at a professional level to allow an optimum amount of payload capacity, comfort on the road, and sound-damping materials are applied to ensure conversation can be clearly heard even at gravel. The continued improvements in connectivity and powertrain efficiency demonstrate that the brand pursues capability without neglecting fuel budgets. GMC builds trust through welding permanency in each panel instead of applying hype to it. The Crankshaft is located deep in the block and is cast, usually of steel or cast iron, to vibrate off torque transients and heat cycles that would crack weaker metals as it turns in synchrony with bearings and oil passages in an engine that flows smoothly and evenly. The Crankshaft reduces vibrations and pushes the power outwards and hence the truck pulls harder without the steering wheel vibrating. Oil changes are done regularly to keep journals clean and cooling holes clear to keep friction away and save on fuel. This has even counterweights, resulting in fewer noises in the cabins and reduced belt wear, mounts, and other ancillary parts throughout the line.

GMC Crankshaft Parts and Q&A

Crankshaft
12555637
Q: What additional engine repair information is available for crankshaft service and repair on GMC Jimmy?
A:
Information on repairing the Crankshaft also includes engine repair instructions. When a distinct service guide for an internal part is not available, it means the manufacturer never supplied one. Unit repair includes the needed procedures, machining, cleaning, inspection and fitting while changing engine parts such as boring and honing the cylinder, fitting the connecting rod and bearings, fitting the Crankshaft and bearings, replacing the camshaft bearings, removing the connecting rod and Piston, removing the Cylinder Head, changing the valve train items (valves, seats, springs, rockers and so on), removing the Oil Pump, fitting the pistons and rings, fixing the threading, grinding the valve and seat and servicing the timing equipment (chain, belt, gears).