3.7L / 4.0L Transmission Upgrades
PPE Transmission Fluid Bypass Valve (Billet Aluminum): Fits Dodge/Jeep/Ram 2005-2019
PPE
$79.99
- Unit price
- /per
Yukon Gear & Axle Hardcore Nodular Iron Rear Diff Cover: Fits Most Dodge/Ram (92-19) - Black
Yukon Gear & Axle
$248.89
- Unit price
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Yukon Gear & Axle Rear Ring and Pinion Install Kit: Dodge Durango 04-09 5.7L, Dodge Ram 1500 07-10 5.7L/3.7L
Yukon Gear & Axle
$1,018.89
- Unit price
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Yukon Gear & Axle Hi-Perf Ring & Pinion Gear Set (FRONT): Jeep Grand Cherokee 05-10 6.1L/5.7L/3.7L
Yukon Gear & Axle
$604.89
- Unit price
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Yukon Gear & Axle Rear Ring and Pinion Install Kit: Dodge Durango 04-09 5.7L, Dodge Ram 1500 07-10 5.7L/3.7L
Yukon Gear & Axle
$1,867.89
- Unit price
- /per
Yukon Gear & Axle Rear Ring and Pinion Install Kit: Dodge Durango 04-09 5.7L, Dodge Ram 1500 07-10 5.7L/3.7L
Yukon Gear & Axle
$2,087.89
- Unit price
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Yukon Gear & Axle Rear Ring & Pinion Install Kit: Dodge Dakota/Durango/Ram 1500 94-10 5.7L/5.2L/3.9L/3.7L
Yukon Gear & Axle
$2,087.89
- Unit price
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Yukon Gear & Axle Rear Ring and Pinion Install Kit: Dodge Durango 04-09 5.7L, Dodge Ram 1500 07-10 5.7L/3.7L
Yukon Gear & Axle
$1,977.89
- Unit price
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Eaton Rear Master Install Kit (REAR): Fits Most Dodge 8.0L/5.9L Diesel/5.7L/5.2L/3.9L/3.7L (97-04)
Eaton
Regular price
$174.40
$149.99
14% off
- Unit price
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Yukon Gear & Axle Ring & Pinion Install Kit 9.25in Rear 3.21 Ratio (REAR): Dodge Dakota/Durango/Ram 1500 94-10 5.7L/5.2L/3.9L/3.7L
Yukon Gear & Axle
$878.89
- Unit price
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Yukon Gear & Axle Rear Ring & Pinion Install Kit (REAR): Dodge Dakota/Durango/Ram 1500 94-10 5.7L/5.2L/3.9L/3.7L
Yukon Gear & Axle
$920.89
- Unit price
- /per
Yukon Gear & Axle Rear Ring & Pinion Install Kit (REAR): Dodge Dakota/Durango/Ram 1500 94-10 5.7L/5.2L/3.9L/3.7L
Yukon Gear & Axle
$1,757.89
- Unit price
- /per
Yukon Gear & Axle Rear Ring & Pinion Install Kit (REAR): Dodge Dakota/Durango/Ram 1500 94-10 5.7L/5.2L/3.9L/3.7L
Yukon Gear & Axle
$1,757.89
- Unit price
- /per
Yukon Gear & Axle Right Hand Axle Seal Front: Dodge Ram 1500 06-10 5.7L/3.7L, Ram 1500 11 5.7L/3.6L
Yukon Gear & Axle
$69.89
- Unit price
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Moog Front Hub Assembly: Fits Most Dodge 6.7L Diesel/5.9L Diesel/5.7L/3.7L (06-08)
Moog
$430.55
- Unit price
- /per
Yukon Gear & Axle Rear Ring and Pinion Install Kit: Dodge Durango 04-09 5.7L, Dodge Ram 1500 07-10 5.7L/3.7L
Yukon Gear & Axle
$1,142.89
- Unit price
- /per
Yukon Gear & Axle Rear Ring and Pinion Install Kit: Dodge Durango 04-09 5.7L, Dodge Ram 1500 07-10 5.7L/3.7L
Yukon Gear & Axle
$978.89
- Unit price
- /per
Yukon Gear & Axle Hi-Perf Ring & Pinion Gear Set 9.25" 4.88 Ratio: Fits Most Dodge 8.0L/5.9L Diesel/5.7L/5.2L/3.9L/3.7L (94-10)
Yukon Gear & Axle
$565.89
- Unit price
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Eaton Rear Master Install Kit: Fits Most Chrysler/Dodge (92-10)
Eaton
Regular price
$186.03
$159.99
14% off
- Unit price
- /per
SuperPro Front Diff Mount Bushing Set (FRONT): Jeep Commander/Grand Cherokee 05-10 6.1L/5.7L/3.7L
Superpro
$94.99
- Unit price
- /per
Yukon Gear & Axle Master Overhaul Kit 8.0" IFS: Dodge Ram 1500 02-10 5.7L/3.9L/3.7L, Ram 1500 11 5.7L/3.6L
Yukon Gear & Axle
$632.89
- Unit price
- /per
Yukon Gear & Axle Rear Ring and Pinion Install Kit (REAR): Fits Most Dodge/Jeep 6.1L/5.7L/3.7L (05-10)
Yukon Gear & Axle
$739.89
- Unit price
- /per
Yukon Gear & Axle Rear Ring and Pinion Install Kit (REAR): Fits Most Dodge/Jeep 6.1L/5.7L/3.7L (05-10)
Yukon Gear & Axle
$739.89
- Unit price
- /per
PPE Transmission Fluid Bypass Valve (Billet Aluminum): Jeep JK / Ram 1500 2012-2018
PPE
$79.99
- Unit price
- /per
PPE HD Cast Aluminum Transmission Pan WA580: Fits Jeep/Dodge/Chrysler 2005-2019
PPE
from $299.99
- Unit price
- /per
Yukon Gear & Axle Rear Ring and Pinion Install Kit (REAR): Fits Most Dodge/Jeep 6.1L/5.7L/3.7L (05-10)
Yukon Gear & Axle
$722.89
- Unit price
- /per
Eaton Detroit Locker Diff 31 Spline (REAR): Fits Most Chrysler/Dodge (92-10)
Eaton
Regular price
$1,246.73
$1,146.99
8% off
- Unit price
- /per
Yukon Gear & Axle Stub Axle Retaining Clip Snap Ring (FRONT): Fits Most Dodge/Ram 5.7L/5.2L/3.9L/3.7L/3.6L/2.5L (00-11)
Yukon Gear & Axle
$11.89
- Unit price
- /per
Yukon Gear & Axle 9.25in Open Loaded Carrier Case: Fits Most Dodge (94-10)
Yukon Gear & Axle
$440.89
- Unit price
- /per
Yukon Gear & Axle Axle Stud: Dodge Dakota/Durango/Ram 1500 01-10 5.7L/5.2L/3.9L/3.7L/2.5L
Yukon Gear & Axle
$9.89
- Unit price
- /per
Yukon Gear & Axle Rear Ring and Pinion Install Kit (REAR): Fits Most Dodge/Jeep 6.1L/5.7L/3.7L (05-10)
Yukon Gear & Axle
$878.89
- Unit price
- /per
Yukon Gear & Axle Replacement Left Hand Intermediate Axle (LEFT): Fits Most Dodge/Ram 5.7L/3.9L/3.7L/3.6L/2.5L (01-11)
Yukon Gear & Axle
$154.89
- Unit price
- /per
Yukon Gear & Axle Rear Axle Seal: Dodge Dakota/Durango/Ram 1500 04-10 5.7L/3.7L
Yukon Gear & Axle
$49.89
- Unit price
- /per
Revolution Gear & Axle Front Axle Ring & Pinion Master Install Kit: Jeep Grand Cherokee (05-10)
Revolution Gear & Axle
$250.99
- Unit price
- /per
Eaton Helical LSD Detroit Truetrac Diff 31 Spline (REAR): Fits Most Chrysler/Dodge (92-10)
Eaton
Regular price
$891.29
$819.99
8% off
- Unit price
- /per
Artec Industries 1 Ton Superduty Front Dana 60 Swap Kit: Jeep Wrangler w/ Rockjock
Artec Industries
$769.99
- Unit price
- /per
ARB Black Diffcover Chrysler 8.25: Jeep Grand Cherokee 05-10 6.1L/5.7L/3.7L
ARB
$209.95
- Unit price
- /per
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Transmission Upgrades for 3.7L V6 and 4.7L V8 Mopar Engines
The 3.7L V6 and 4.7L V8 engines are well-regarded Mopar powerplants commonly found in trucks and SUVs, offering a solid balance of power and durability. Upgrading the transmission components for these engines is essential to handle increased torque demands and improve overall drivability, especially for towing or performance use.
Why Upgrade Transmission Components on 3.7L and 4.7L Engines?
Both the 3.7L and 4.7L engines generate torque levels that can challenge stock transmission parts, particularly when towing heavy loads or modifying for performance. Upgrading transmission components enhances shift quality, increases torque capacity, and extends the life of your drivetrain under demanding conditions.
- Improved clutch packs and friction materials for better torque handling
- Upgraded torque converters for smoother power delivery
- Enhanced valve bodies to refine shift timing and feel
- Stronger internal components to resist wear and failure
Key Considerations When Selecting Transmission Upgrades
Choosing the right transmission upgrades for your 3.7L or 4.7L engine depends on your vehicle’s use and power goals. For towing, prioritize durability and heat resistance, while performance builds benefit from quicker, firmer shifts. Compatibility with your specific transmission model is critical to ensure proper fit and function.
Shop 3.7L and 4.7L Transmission Upgrades at FastHemis
FastHemis offers a range of transmission upgrade parts tailored specifically for the 3.7L V6 and 4.7L V8 Mopar engines. Whether you need upgraded clutches, torque converters, or valve bodies, our selection helps you improve drivability and reliability. Browse our collection to find the right components for your transmission upgrade project.