Rocker Arms & Parts for 2015 GMC Sierra 2500 HD
Select Rocker Arms & Parts part
Engine Timing Crankshaft Sprocket
ACDelco
12556582
GM Genuine Parts Engine Timing Crankshaft Sprockets are designed, engineered, and tested to rigorous standards, and are backed by General...
$36.07
Fits Your Vehicle
Cylinder Head
ACDelco
12653140
ACDelco GM Original Equipment Camshaft Magnets regulate the position of camshaft phasers, and are GM-recommended replacements for your...
$49.26
Fits Your Vehicle
L92 Front Timing Cover
GM
12594939
GM Genuine Parts L92 Front Timing Cover (Part Number: 12594939) is an OE front engine timing cover engineered to protect timing...
Positions: Front
$53.26
MSRP $79.95
Save $26.69
33.4% Off Fits Your Vehicle
Timing Chain Tensioner Kit with Retainer and Bolt
GM
12626407
GM Genuine Parts Timing Chain Tensioner Kit with Retainer and Bolt (Part Number: 12626407) is a timing chain tensioner kit that...
$46.82
MSRP $70.30
Save $23.48
33.4% Off Fits Your Vehicle
Roller Rocker Arm Stand
ACDelco
12600936
GM Genuine Parts Engine Rocker Arm Shaft Supports are designed, engineered, and tested to rigorous standards, and are backed by General...
$55.77
Fits Your Vehicle
Camshaft Phaser
GM
12606358
GM Genuine Parts Camshaft Phaser (Part Number: 12606358) is a camshaft position actuator assembly that adjusts cam timing to improve...
$210.71
MSRP $338.52
Save $127.81
37.8% Off Fits Your Vehicle
Oil Pump
ACDelco
12710303
GM Genuine Parts Engine Oil Pumps are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM...
$112.03
Fits Your Vehicle
Bolt
ACDelco
12551163
GM Genuine Parts Bolts are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These bolts fasten...
$48.85
Fits Your Vehicle
Timing Cover Gasket
ACDelco
12633904
GM Genuine Parts Engine Timing Cover Gasket are designed, engineered, and tested to rigorous standards, and are backed by General Motors....
Fits Your Vehicle
Camshaft Position Actuator Solenoid Valve
GM
12682000
GM Genuine Parts Camshaft Position Actuator Solenoid Valve (Part Number: 12682000) is a control valve used by the camshaft phasing...
$88.05
MSRP $141.08
Save $53.03
37.6% Off Fits Your Vehicle
Oil Pump
GM
12710303
GM Genuine Parts Oil Pump (Part Number: 12710303, SKU: 12710303 ) is an engine oil pump designed to circulate engine oil to lubricate...
$112.03
MSRP $180.40
Save $68.37
37.9% Off Fits Your Vehicle
L92 Front Timing Cover
ACDelco
12594939
GM Genuine Parts Engine Timing Covers are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM...
Positions: Front
$53.26
Fits Your Vehicle
Crankshaft Gear
GM
12556582
GM Crankshaft Gear (Part Number: 12556582) is an OEM crankshaft sprocket manufactured to factory specifications for timing and...
$36.07
MSRP $54.15
Save $18.08
33.4% Off Fits Your Vehicle
Multi-Purpose Seal
GM
12594339
GM Genuine Parts Multi-Purpose Seal (Part Number: 12594339) is a camshaft/front oil seal (SEAL-CM/SHF FRT OIL) used on camshaft...
$10.48
MSRP $13.15
Save $2.67
20.3% Off Fits Your Vehicle
Gasket
GM
12735382
GM Genuine Parts Timing Cover Gasket (Part Number: 12633904) is an OE engine front cover gasket designed to seal the timing cover to...
$35.95
MSRP $53.97
Save $18.02
33.4% Off 
Rocker Arm Bolts (not shown)
ACDelco
12560961
GM Genuine Parts Bolts are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These bolts fasten...
$7.93
Fits Your Vehicle
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