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
- /per
Banks Power Black Diff Cover Kit 11.5/11.8-14 Bolt: Fits RAM 1500/2500/3500 3.6L-8.3L 2001-2024
Banks Power
Regular price
$438.89
$395.00
10% off
- Unit price
- /per
Artec Industries Raised Tracbar Bracket: Jeep Wrangler (93-06)
Artec Industries
$87.99
- Unit price
- /per
Yukon Gear & Axle Rear Ring & Pinion Install Kit (REAR): Fits Most Dodge/Jeep 6.1L/5.7L/3.7L (05-10)
Yukon Gear & Axle
$1,428.89
- 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
$1,479.89
- 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
$1,428.89
- Unit price
- /per
Yukon Gear & Axle Rear Ring & Pinion Install Kit (REAR): Fits Most Dodge/Jeep 6.1L/5.7L/3.7L (05-10) w/ Master Kit
Yukon Gear & Axle
$1,538.89
- Unit price
- /per
Eaton Master Install Kit (FRONT): Fits Jeep Wrangler / Grand Cherokee 1991-2014 2.5L-6.4L
Eaton
Regular price
$205.98
$176.99
14% off
- Unit price
- /per
Yukon Gear & Axle Ring & Pinion Gear Set 4.56 Ratio: Ram 1500 2010-2019 3.6L/5.7L
Yukon Gear & Axle
$565.89
- 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) w/ Hardware
Yukon Gear & Axle
$739.89
- Unit price
- /per
Yukon Gear Standard Open Carrier Case Chrysler 10.5in: Dodge Ram 1500/2500 2003-2013 3.7L/5.7L Hemi
Yukon Gear & Axle
$339.89
- Unit price
- /per
Yukon Gear Pinion Install Kit 8in IFS Diff: Dodge Ram 1500 2002-2011 3.6L/5.7L
Yukon Gear & Axle
$267.89
- Unit price
- /per
Yukon Gear & Axle Minor Install Kit Diff: Fits Dodge Dakota/Durango/Ram 1500 2000-2011 2.5L/3.9L/5.7L Hemi
Yukon Gear & Axle
$167.89
- Unit price
- /per
Yukon Gear Standard Open Carrier Case 29 Spline 8.25in (REAR): Fits Dodge 1992-2010
Yukon Gear & Axle
$560.89
- Unit price
- /per
Yukon Gear & Axle Hi-Perf Front Gear Set 9.25in 3.42 Ratio: Fits Dodge/Ram 2003-2013 5.7L/6.7L
Yukon Gear & Axle
$592.89
- Unit price
- /per
Yukon Gear & Axle Hi-Perf Front Ring & Pinion Gear Set 9.25in 3.73 Ratio (FRONT): Fits Dodge Ram 2003-2013
Yukon Gear & Axle
$710.89
- Unit price
- /per
Yukon Gear & Axle Hi-Perf Gear Set 4.88 Ratio Rear 9.25in ZF Axles: Ram 1500 2010-2019 3.6L/5.7L
Yukon Gear & Axle
$565.89
- Unit price
- /per
Yukon Gear & Axle Hi-Perf Gear Set 3.90 Ratio: Fits Dodge 2000-2011 2.5L/3.9L
Yukon Gear & Axle
$698.89
- Unit price
- /per
Yukon 8.0in IFS Right Outer Disconnect Stub Axle 16/29 Spline: Ram 1500 2006-2011 3.6L/5.7L Hemi
Yukon Gear & Axle
$245.89
- Unit price
- /per
Yukon Gear & Axle Hi-Perf Gear Set 8.0in 4.11 Ratio: Dodge Dakota/Durango/Ram 1500 2000-2011 2.5L-5.7L
Yukon Gear & Axle
$654.89
- Unit price
- /per
Yukon Gear & Axle Hi-Perf Gear Set 9.25in 4.88 Ratio (FRONT): Fits Dodge Ram 2003-2010 5.7L / 5.9L Diesel / 3.7L V6
Yukon Gear & Axle
$595.89
- Unit price
- /per
Yukon Gear & Axle Hi-Perf Gear Set 4.11 Ratio (REAR): Fits Dodge Ram 2003-2013 5.7L/5.9L/6.7L
Yukon Gear & Axle
$592.89
- Unit price
- /per
Yukon Gear Dura Grip LSD Rear 9.25in (REAR): Fits Ram 2010-2025 3.6L/5.7L Hemi / 6.2L TRX
Yukon Gear & Axle
$1,018.89
- Unit price
- /per
Yukon Gear & Axle Pinion Install Kit: Ram 1500 2010-2018 3.6L/5.7L
Yukon Gear & Axle
$298.89
- Unit price
- /per
Yukon 8.0in IFS Right Inner Disconnect Axle 29/16 Spline: Ram 1500 2006-2011 3.6L/5.7L Hemi
Yukon Gear & Axle
$169.89
- Unit price
- /per
Yukon Gear & Axle Hi-Perf Gear Set 4.56 Ratio (FRONT): Fits Dodge Ram 2003-2013 5.7L/5.9L/6.7L
Yukon Gear & Axle
$592.89
- Unit price
- /per
Yukon Gear & Axle Standard Open Carrier 3.31 & Down Ratio: Fits Dodge/Jeep 1991-2013
Yukon Gear & Axle
$306.89
- Unit price
- /per
Yukon Gear & Axle 44HD Master Overhaul Kit: Fits Jeep 2005-2010
Yukon Gear & Axle
$516.89
- Unit price
- /per
Whiteline Front Diff Mount Bushing: Jeep Grand Cherokee / Commander 2005-2010 3.7L/5.7L/6.1L
Whiteline
$84.88
- Unit price
- /per
Yukon Gear & Axle Pinion Install Kit 9.25in Front Diff (FRONT): Fits Dodge Ram 2003-2018 3.6L-8.3L
Yukon Gear & Axle
$293.89
- Unit price
- /per
Yukon Gear & Axle 9.25in Front Axle 1485 U-Joint (FRONT): Fits Dodge Ram 2003-2016 3.6L-8.3L
Yukon Gear & Axle
$192.89
- Unit price
- /per
Yukon Gear & Axle Yoke 9.25in AAM Front: Dodge Ram 2003-2016 5.7L/6.7L/6.4L
Yukon Gear & Axle
$184.89
- Unit price
- /per
Skyjacker Transfer Case Indexing Ring: Fits Dodge Ram 1500/2500/3500 2002-2012 3.7L/3.9L/5.7L Hemi/Diesel
Skyjacker
$405.60
- Unit price
- /per
Yukon Gear & Axle Hi-Perf Gear Set 10.5in 4.11 Ratio: Fits Dodge Ram 2003-2013 3.6L-8.3L
Yukon Gear & Axle
$733.89
- Unit price
- /per
Yukon Gear & Axle Hi-Perf Gear Set 4.11 Ratio: Dodge Ram 1500 2010-2019 3.6L / 5.7L
Yukon Gear & Axle
$732.89
- Unit price
- /per
Yukon Gear & Axle Front Axle 9.25in Chrysler 1555 U-Joint (FRONT): Fits Ram 1500/2500/3500 2003-2025 3.6L/3.7L/5.7L/6.4L 392/6.7L
Yukon Gear & Axle
$130.89
- Unit price
- /per
Yukon Gear & Axle Master Overhaul Kit 9.25in Front Diff (FRONT): Fits Dodge Ram 2003-2018 3.6L-8.3L
Yukon Gear & Axle
$540.89
- 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
$1,018.89
- Unit price
- /per
You’re viewing 1-40 of 77 products
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.