TH350 vs TH400 Transmissions: Key Differences Explained

TH350 vs TH400 Transmissions: Key Differences Explained Overview of both transmissions The TH350 and TH400 transmissions are two of the […]

Picture of Admin

Admin

Picture of Admin

Admin

TH350 vs TH400 Transmissions: Key Differences Explained

Overview of both transmissions

The TH350 and TH400 transmissions are two of the most popular automatic transmission options available for classic and performance vehicles. The TH350 is known for its lightweight design and adaptability, making it a favorite for street and mild performance builds. In contrast, the TH400 is a heavy-duty transmission, ideal for high-torque applications and performance-driven setups. Understanding their differences can help you make an informed choice based on your vehicle’s needs.

Quick Specs Comparison

Feature
TH350
TH400

Base Price
$1,500
$2,200

Weight
125 lbs
160 lbs

Torque Capacity
350 lb-ft
500 lb-ft

Gears
3
3

Applications
Mild performance & street
High performance & towing

Exterior & Design

TH350 Design

  • Compact and lightweight design
  • Commonly used in smaller vehicles
  • Simple and effective layout for ease of installation

TH400 Design

  • Robust and heavy-duty construction
  • Designed for larger vehicles and heavier loads
  • More complex design but offers higher durability

Interior & Comfort

Feature
TH350
TH400

Noise Level
Quieter operation
Slightly noisier under load

Shift Quality
Smooth shifts for daily driving
Firm shifts for performance

Ease of Maintenance
Easier to service
More complex, harder to service

Performance & Driving Experience

TH350 Performance

  • • Ideal for light to medium performance setups
  • • Great for street driving with responsive shifts
  • • Lighter weight improves vehicle dynamics

TH400 Performance

  • • Built for high-torque applications
  • • Delivers consistent performance under heavy loads
  • • Excellent for racing and towing scenarios

Final Verdict

In summary, choose the TH350 if you prioritize lightweight performance, ease of installation, and a smooth daily driving experience. It is perfect for mild performance builds and offers great reliability for street use. Alternatively, opt for the TH400 if you need a robust transmission capable of handling high torque and heavy-duty applications. This transmission excels in performance scenarios, making it an ideal choice for racers and those who tow frequently. Ultimately, the right choice depends on your specific needs and the type of driving experience you desire.

Scroll to Top