Automatic Transmission Parts for 2025 GMC Sierra 1500
Select Automatic Transmission Parts part
Multi-Purpose Nut
ACDelco
11514596
GM Genuine Parts Nuts are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are...
Fits Your Vehicle
Automatic Transmission Valve Body
ACDelco
24047995
GM Genuine Parts Automatic Transmission Valve Bodies are designed, engineered, and tested to rigorous standards, and are backed by...
Fits Your Vehicle
Automatic Transmission 1-2-8-9-10-Reverse Clutch Apply Plate
ACDelco
24270148
ACDelco GM Original Equipment Automatic Transmission Clutch Apply Plate is a GM-recommended replacement component for one or more of the...
Positions: 1-2-8-9-10, Reverse
$8.96
Fits Your Vehicle
Input Sun Gear Thrust Bearing
ACDelco
24277927
ACDelco GM Original Equipment Automatic Transmission Sun Gear Thrust Bearing is a GM-recommended replacement component for one or more of...
Positions: Input
$7.91
Fits Your Vehicle
Multi-Purpose O-Ring
ACDelco
24265265
GM Genuine Parts Multi Purpose O-Rings are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM...
$6.14
Fits Your Vehicle
Harness
GM
24060365
Silverado, sierra. 8l80. Express 3500. 8-speed trans. Savana 3500. 8-speed trans. Express 2500. 8-speed trans. Colorado. 2.7l. Savana...
$27.04
MSRP $40.59
Save $13.55
33.4% Off 
Automatic Transmission Oil level Check Plug
GM
24267298
GM Genuine Parts Automatic Transmission Oil level Check Plug (Part Number: 24267298) is an OE transmission oil level check plug that...
$18.78
MSRP $25.33
Save $6.55
25.9% Off 
By-Pass Hose
GM
40009481
Silverado, sierra. Egr bypass outlet. Engine Cooling. Thermostat Housing to Pipe. 2023-26. 3.0L diesel. By-pass hose.
Positions: Bypass
$8.52
MSRP $12.18
Save $3.66
30% Off Fits Your Vehicle
Multi-Purpose Clip
GM
11588650
GM Genuine Parts Multi-Purpose Clip (Part Number: 11588650) is a retention clip used in trim and pillar applications to secure...
$58.79
Pipe
GM
85669017
Silverado, sierra. 3.0l diesel. From 10/11/2023. Assembly. Incl.Inlet & Outlet.
$189.16
MSRP $303.86
Save $114.70
37.7% Off 
Automatic Transmission Case Plug
ACDelco
11548770
GM Genuine Parts Automatic Transmission Case Plugs are designed, engineered, and tested to rigorous standards, and are backed by General...
$1.31
Fits Your Vehicle
M6x1x45 Valve Body Bolt
ACDelco
11612187
GM Genuine Parts Bolts are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are...
$0.17
Fits Your Vehicle
Automatic Transmission Manual Shift Shaft Seal
ACDelco
24288402
ACDelco GM Original Equipment Automatic Transmission Manual Shaft Seal is a GM-recommended replacement component for one or more of the...
$0.88
Fits Your Vehicle
Automatic Transmission 2-3-4-5-7-9-10 Clutch Backing Plate Retaining Ring
ACDelco
24270209
ACDelco GM Original Equipment Automatic Transmission Clutch Backing Plate Retainer Ring is a GM-recommended replacement component for one...
Positions: 2-3-4-5-7-9-10
$2.27
Fits Your Vehicle
Engine Oil Cooler Coolant Inlet Hose
ACDelco
24001331
GM Genuine Parts Engine Coolant Hose are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM...
Positions: Oil Cooler Inlet
$12.52
Fits Your Vehicle
Automatic Transmission Fluid Pump Driven Gear
ACDelco
24042121
ACDelco GM Original Equipment Automatic Transmission Oil Pump Driven Gear is a GM-recommended replacement component for one or more of...
$23.63
Fits Your Vehicle
Automatic Transmission Reaction Internal Gear Spacer Retainer
ACDelco
24285045
ACDelco GM Original Equipment Automatic Transmission Internal Reaction Gear Retainer Ring is a GM-recommended replacement component for...
$31.24
Fits Your Vehicle
Automatic Transmission Reaction Sun Gear
ACDelco
24292490
ACDelco GM Original Equipment Automatic Transmission Reaction Sun Gear is a GM-recommended replacement component for one or more of the...
$17.32
Fits Your Vehicle
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