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3.7L / 4.0L Transmission Upgrades

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82 Results

Moog Front Hub Assembly: Fits Most Dodge Ram Models (2002-2010)
Moog Front Hub Assembly: Fits Most Dodge Ram Models (2002-2010)
Moog Front Hub Assembly: Fits Most Dodge Ram 1500 Models (2002-2010) (515113)
Moog Front Hub Assembly: Fits Most Dodge Ram 1500 Models (2002-2010) (515113)
Yukon Gear & Axle Rear Axle Seal: Fits Most Dodge Ram / Dakota / Durango Models (1994-2026)
Yukon Gear & Axle Rear Axle Seal: Fits Most Dodge Ram / Dakota / Durango Models (1994-2026)
Eaton Detroit Locker Diff 31 Spline (REAR): Fits Dodge / Chrysler (94-10)
Eaton Detroit Locker Diff 31 Spline (REAR): Fits Dodge / Chrysler (94-10)

Eaton Detroit Locker Diff 31 Spline (REAR): Fits Most Chrysler/Dodge (92-10)

Eaton

Regular price $1,246.72 $1,146.99 8% off

Unit price
per 

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

Eaton Helical LSD Detroit Truetrac Diff 31 Spline (REAR): Fits Most Chrysler/Dodge (92-10)

Eaton

Regular price $891.29 $819.99 8% off

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per 

Yukon Gear & Axle 9.25in Open Loaded Carrier Case: Fits Dodge Ram / Dakota / Durango (94-10)
Yukon Gear & Axle 9.25in Open Loaded Carrier Case: Fits Dodge Ram / Dakota / Durango (94-10)
Artec Industries Front Axle Swap Kit (FRONT): Jeep Wrangler TJ (97-06)
usa
Artec Industries Raised Tracbar Bracket: Jeep Wrangler (93-06)
usa

Artec Industries Raised Tracbar Bracket: Jeep Wrangler (93-06)

Artec Industries

$87.99

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per 

Eaton Rear Master Install Kit (REAR): Dodge Dakota / Durango / Ram 1500 / Ram 2500 (97-04)
Eaton Rear Master Install Kit (REAR): Dodge Dakota / Durango / Ram 1500 / Ram 2500 (97-04)
Eaton Rear Master Install Kit: Fits Dodge / Chrysler (94-10)

Eaton Rear Master Install Kit: Fits Most Chrysler/Dodge (92-10)

Eaton

Regular price $191.61 $163.99 14% off

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per 

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.

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