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Shop Chevy/GMC Transmission Parts

Whether you're looking for parts for the trusted Allison 1000 automatic transmission or the versatile ZF-6 Speed manual transmission PDP has you covered.

Looking for transfer cases & parts? Click here!

Brand: Dirty Hooker Diesel Part Number: 115-510
NEW Design, Steel DIN construction, Does not accept GM compartmental parts or OE switches. DHD 115-510 Dirty Alli-Locker 5-Speed Torque Converter Lockup SwitchThe DHD Dirty Alli-Locker torque converter lockup switch was designed to be an exact fix for the ever long pursuit of true lockup contro..
$219.00
Brand: Dirty Hooker Diesel Part Number: 115-510U
DHD 115-510U Dirty Alli-Locker 5-Speed Torque Converter Lockup SwitchThe DHD Dirty Alli-Locker torque converter lockup switch was designed to be an exact fix for the ever long pursuit of true lockup controller that will work 100% of the time. After countless troubles with different aftermarket kits ..
$199.00
Brand: Firepunk Diesel Part Number: FD0xA750x
2001-2005 Firepunk Proven A750 Allison Transmission Features: Great For Mildly Modified Trucks Up To 750HP 2-Year Unlimited Mileage, 100% Workmanship Warranty Build List: Upgraded Flex Plate DPC Triple Disk Converter Filter Lock Bearing Kit New Filters Transgo and Rat..
$6,995.00
Brand: Firepunk Diesel Part Number: FD0xA900x
2001-2005 Firepunk Proven A900 Allison Transmission Features: Great For Mildly Modified Trucks Up To 900HP 2-Year Unlimited Mileage, 100% Workmanship Warranty Build List: Upgraded Flex Plate DPC Triple Disk Converter Filter Lock Bearing Kit New Filters Transgo and Rat..
$8,495.00
Brand: ATS Diesel Performance Part Number: 304-910-4248
Fits: 2001-2010 6.6L Duramax LB7/LLY/LBZ/LMMThis billet steel input shaft is made to fix a weak link in your GM Duramax truck with Allison transmission.Details:Input Shaft - Billet SteelFits Allison TransmissionSolves common breakage issuesStrong, durable and reliableBillet Steel ConstructionSo..
$793.00
Brand: Dirty Hooker Diesel Part Number: 100-255
Is your Allison transmission leaking fluid around the wiring harness connector? This could be caused by a few different flaws. A. Your internal harness is allowing fluid to pass the wiring terminals within the connector. B. The O-ring sealing the pass thought harness body to the transmission cas..
$25.00
Brand: Firepunk Diesel Part Number: FD0xA750x
2006-2007 Firepunk Proven A750 Allison Transmission Features: Great For Mildly Modified Trucks Up To 750HP 2-Year Unlimited Mileage, 100% Workmanship Warranty Build List: Upgraded Flex Plate DPC Triple Disk Converter Filter Lock Bearing Kit New Filters Transgo and Rat..
$6,995.00
Brand: Firepunk Diesel Part Number: FD0xA900x
2006-2007 Firepunk Proven A900 Allison Transmission Features: Great For Mildly Modified Trucks Up To 900HP 2-Year Unlimited Mileage, 100% Workmanship Warranty Build List: Upgraded Flex Plate DPC Triple Disk Converter Filter Lock Bearing Kit New Filters Transgo and Ratio..
$8,495.00
Brand: Firepunk Diesel Part Number: FDxxA750x
2007.5-2010 Firepunk Proven A750 Allison Transmission Features: Great For Mildly Modified Trucks Up To 750HP 2-Year Unlimited Mileage, 100% Workmanship Warranty Build List: Upgraded Flex Plate DPC Triple Disk Converter Filter Lock Bearing Kit New Filters Transgo and Rat..
$6,995.00
Brand: Firepunk Diesel Part Number: FDxxA900x
2007.5-2010 Firepunk Proven A900 Allison Transmission Features: Great For Mildly Modified Trucks Up To 750HP 2-Year Unlimited Mileage, 100% Workmanship Warranty Build List: Upgraded Flex Plate DPC Triple Disk Converter Filter Lock Bearing Kit New Filters Transgo and R..
$8,495.00
Brand: Firepunk Diesel Part Number: FD1xA750x
2011-2016 Firepunk Proven A750 Allison Transmission Features: Great For Mildly Modified Trucks Up To 750HP 2-Year Unlimited Mileage, 100% Workmanship Warranty Build List: Upgraded Flex Plate DPC Triple Disk Converter Filter Lock Bearing Kit New Filters Transgo and Ratio..
$6,995.00
Brand: Firepunk Diesel Part Number: FD1xA900x
2011-2016 Firepunk Proven A900 Allison Transmission Features: Great For Mildly Modified Trucks Up To 900HP 2-Year Unlimited Mileage, 100% Workmanship Warranty Build List: Upgraded Flex Plate DPC Triple Disk Converter Filter Lock Bearing Kit New Filters Transgo and Ratio..
$8,495.00
Brand: RevMax Part Number: 10L1000-600
The new 10 speed Allison is a work of art. As a joint effort between GM and Ford, this engineering marvel is something from the future. Extremely compact and lightweight for its torque capacity yet packing 10 speeds! As strong as this unit is in factory form it still cannot tolerate elevated powe..
$2,195.00
Brand: Pacific Performance Engineering Part Number: 1280514x0
The Allison transmission has a reputation for performance and longevity. Now that it is available as the 10L1000, the reputation continues. Get the best protection and performance out of your 10L1000 by upgrading to the PPE Heavy-Duty Cast Aluminum Deep Transmission pan. The deep PPE Pan Increase..
$359.99
Brand: Firepunk Diesel Part Number: FDFAB-UTCM
These cooler brackets have over 90 degrees of adjustment, so whether you are mounting them in your bed or underneath your truck you should be able to mount your cooler horizontally, vertically, or anywhere in between.   -Designed to fit most transmission coolers. -Overall length of the coole..
$125.00
Brand: Dirty Hooker Diesel Part Number: 100-195
Protect your Allison spin on transmission filter with DHD's 1pc fabricated filter guard. These guards are designed to deflect road debris and minimize filter shell degradation. Quick, Easy and effective protection for those demanding the most performance and durability from their Duramax trucks. The..
$79.00
Brand: Derale Cooling Products Part Number: 15870
Our most efficient remote cooler yet, the Hyper-Cool Extreme is designed to outperform the competition in every aspect of its unique design. The combination of our largest and most efficient 40-row stack plate cooler equipped with an 800 CFM waterproof/dustproof electric fan makes this remote cooler..
$399.99
Brand: BD Power Part Number: 1030606-DS-12
Large surface area to transfer heat for external air flow cooling Turbulent oil flow design promotes a more complete cooling Large 5/8-inch ports prevents inlet/outlet restriction Furnace brazed rails have been tested to 300psi of pressure Thermostatically controlled 80-watt, 10-inch, 800 CFM el..
$1,019.95
Brand: XDP Mfg Part Number: XD309
The XDP X-TRA Cool Direct-Fit Transmission Oil Cooler XD309 is a direct upgrade for the factory transmission oil cooler in your 2001-2005 GM 6.6L Duramax LB7/LLY.  XDP’s XTRA-Cool Transmission Oil Coolers are made using techniques borrowed from the HD and semi-truck industry to provide you with..
$205.95
Brand: XDP Mfg Part Number: XD310
Upgrade the factory transmission cooler in your 2006-2010 GM 6.6L Duramax LBZ/LMM with the XDP X-TRA Cool Direct-Fit Transmission Oil Cooler XD310. Manufactured to provide you with the ultimate in strength and durability, XDP’s X-TRA Cool Transmission Oil Coolers are made using techniques borrowed f..
$245.95
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