Reid Racing Super Hydra 400 2-Piece SFI Transmission Case — GM TH400 Offroad

SKU: GCJW_SH400OFF
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Ultimate Strength for Offroad PerformanceThe Reid Racing Super Hydra 400 ...Read More

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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

Ultimate Strength for Offroad Performance

The Reid Racing Super Hydra 400 2-piece transmission case is the gold standard for high-horsepower offroad applications. Designed to replace the weak factory GM TH400 housing, this SFI 4.1 certified case provides unparalleled structural integrity under extreme stress. Whether you are tackling rock crawling or high-speed desert racing, this case ensures your transmission internals remain protected and aligned.

Key Features and Technical Specifications

  • SFI 4.1 certified for competition safety
  • Heavy-duty 2-piece aluminum construction
  • Precision machined for direct GM TH400 compatibility
  • Enhanced wall thickness to prevent case cracking
  • Natural finish for a clean, professional look

By utilizing advanced casting techniques, Reid Racing has eliminated common failure points found in OEM housings. The 2-piece design simplifies maintenance and assembly, allowing for quicker service intervals between races. This case is specifically engineered to handle the massive torque loads generated by built engines, providing peace of mind when pushing your vehicle to the limit. Its lightweight yet robust design helps maintain vehicle balance while offering the rigidity required to prevent internal component deflection. Trust your drivetrain build to the industry-leading quality found at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

Ultimate Strength for Offroad Performance

The Reid Racing Super Hydra 400 2-piece transmission case is the gold standard for high-horsepower offroad applications. Designed to replace the weak factory GM TH400 housing, this SFI 4.1 certified case provides unparalleled structural integrity under extreme stress. Whether you are tackling rock crawling or high-speed desert racing, this case ensures your transmission internals remain protected and aligned.

Key Features and Technical Specifications

  • SFI 4.1 certified for competition safety
  • Heavy-duty 2-piece aluminum construction
  • Precision machined for direct GM TH400 compatibility
  • Enhanced wall thickness to prevent case cracking
  • Natural finish for a clean, professional look

By utilizing advanced casting techniques, Reid Racing has eliminated common failure points found in OEM housings. The 2-piece design simplifies maintenance and assembly, allowing for quicker service intervals between races. This case is specifically engineered to handle the massive torque loads generated by built engines, providing peace of mind when pushing your vehicle to the limit. Its lightweight yet robust design helps maintain vehicle balance while offering the rigidity required to prevent internal component deflection. Trust your drivetrain build to the industry-leading quality found at GGCRACING.

Product Details

Product Description

Ultimate Strength for Offroad Performance

The Reid Racing Super Hydra 400 2-piece transmission case is the gold standard for high-horsepower offroad applications. Designed to replace the weak factory GM TH400 housing, this SFI 4.1 certified case provides unparalleled structural integrity under extreme stress. Whether you are tackling rock crawling or high-speed desert racing, this case ensures your transmission internals remain protected and aligned.

Key Features and Technical Specifications

  • SFI 4.1 certified for competition safety
  • Heavy-duty 2-piece aluminum construction
  • Precision machined for direct GM TH400 compatibility
  • Enhanced wall thickness to prevent case cracking
  • Natural finish for a clean, professional look

By utilizing advanced casting techniques, Reid Racing has eliminated common failure points found in OEM housings. The 2-piece design simplifies maintenance and assembly, allowing for quicker service intervals between races. This case is specifically engineered to handle the massive torque loads generated by built engines, providing peace of mind when pushing your vehicle to the limit. Its lightweight yet robust design helps maintain vehicle balance while offering the rigidity required to prevent internal component deflection. Trust your drivetrain build to the industry-leading quality found at GGCRACING.

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