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3.7L / 4.7L Transmission Upgrades

Transmission Upgrades for 3.7L & 4.7L Engines The 3.7L V6 and 4.7L V8 engines are popular Mopar powerplants known for their balance of power and durability in trucks and SUVs. These engines often require transmission upgrades to handle increased torque and enhance drivability, especially in towing or performance applications. At FastHemis, you’ll find transmission components specifically designed to improve shift quality, strength, and longevity for these engine platforms. Whether you’re upgrading clutches, torque converters, or valve bodies, these parts help your vehicle handle more demanding conditions with confidence. Key benefits of upgrading your 3.7L / 4.7L transmission include: - Enhanced torque capacity and durability - Smoother, more precise shifting - Improved towing and load handling - Better overall drivetrain reliability Shop 3.7L / 4.7L transmission upgrades at FastHemis.
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32 Results

Eaton Detroit Truetrac Helical Gear Limited Slip Differential 29 Spline Rear 8.375in: Fits Most Hemi Models
Eaton Detroit Truetrac Helical Gear Limited Slip Differential 29 Spline Rear 8.375in: Fits Most Hemi Models
Eaton Helical Gear Limited Slip Detroit Truetrac Differential 31 Spline (REAR): Fits Most Dodge / Chrysler Models (1994-2010)
Eaton Helical Gear Limited Slip Detroit Truetrac Differential 31 Spline (REAR): Fits Most Dodge / Chrysler Models (1994-2010)

Eaton Helical LSD Detroit Truetrac Diff 31 Spline (REAR): Fits Dodge / Chrysler (94-10)

Eaton

Regular price $891.29 $819.99 8% off

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Eaton Helical Gear Limited Slip Differential 30 Spline Rear Dana 60: Dodge Ram 2500 / Ram 3500 (1994-2002)
Eaton Helical Gear Limited Slip Differential 30 Spline Rear Dana 60: Dodge Ram 2500 / Ram 3500 (1994-2002)

Eaton Helical Gear LSD 30 Spline (REAR): Dodge Ram 2500 / 3500 (94-02)

Eaton

Regular price $1,358.69 $1,249.99 8% off

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Eaton Dana 60 Front/Rear Master Install Kit

Eaton Master Install Kit (FRONT AND REAR): Dodge Ram 1500 / Ram 2500 / Ram 3500 1994-2002

Eaton

Regular price $255.80 $219.99 14% off

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Mishimoto 2007.5 + Ram 6.7L Cummins 68RFE Transmission Pan - Cast - GR
Mishimoto 2007.5 + Ram 6.7L Cummins 68RFE Transmission Pan - Cast - GR

Mishimoto Cast Transmission Pan: Fits Dodge / Jeep (01-23) - Gunmetal Gray

Mishimoto

Regular price $417.00 $378.95 9% off

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per 

ARB Diff Cover Chrysler 8.25in: Jeep Grand Cherokee 2005-2010
ARB Diff Cover Chrysler 8.25in: Jeep Grand Cherokee 2005-2010
ARB Diff Cover D60/D50 Black
ARB Diff Cover D60/D50 Black

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.

SELECT YOUR VEHICLE