In Stock & Ready to Freight Transmissions

Tremec TUET16363 T56 Magnum-F GM Wide Ratio Transmission

Brand: TREMEC
Condition: Used
$2,836.00
+ $295.00 flat-rate insured LTL freight (details)
$3,131.00 delivered to the continental US
  • Palletized and heavy shrink-wrapped for freight
  • LTL carrier delivery with optional liftgate service
  • Ships in 1–2 business days from Los Angeles, CA
  • Transit typically 3–7 business days, continental US
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Details & Inspection Notes

The TREMEC TUET16363 T56 Magnum-F GM Wide Ratio Transmission is a high-performance 6-speed manual transmission engineered as a direct replacement for the factory T-56 found in 1998-2002 Chevrolet Camaro and Pontiac Firebird LS1 (F-body) models. Built on TREMEC’s proven Magnum platform, the Magnum-F offers significantly greater strength, smoother shifting, and improved durability over the original factory transmission.

Designed for high-horsepower street cars, pro-touring builds, drag racing, road racing, and LS engine swaps, the TUET16363 features a wide-ratio gear set (2.97 first gear) for excellent off-the-line acceleration and double overdrive gears for relaxed highway cruising. Rated to handle 700 lb-ft of torque, it incorporates wider gears, upgraded synchronizers, and reinforced case construction to deliver dependable performance in demanding applications.


Features

  • Genuine TREMEC TUET16363 Magnum-F 6-Speed Manual Transmission
  • Direct replacement for 1998-2002 LS1 Camaro and Firebird T-56
  • Wide-ratio gear set for improved acceleration
  • Rated for 700 lb-ft of torque
  • TR-6060/Magnum-based internal architecture
  • Reinforced aluminum case with enhanced webbing
  • Wider gear face widths for increased strength
  • Combination double- and triple-cone synchronizers
  • Factory-style GM F-body shifter location
  • Provision for transmission cooler circuit
  • Lightweight aluminum construction
  • 100% brand-new OEM-quality components
  • Excellent for LS swaps and custom performance builds

Gear Ratios

  • 1st Gear: 2.97:1
  • 2nd Gear: 2.10:1
  • 3rd Gear: 1.46:1
  • 4th Gear: 1.00:1
  • 5th Gear: 0.80:1
  • 6th Gear: 0.63:1
  • Reverse: 2.90:1

Specifications

  • Brand: TREMEC
  • Manufacturer Part Number: TUET16363
  • Model: T56 Magnum-F
  • Transmission Type: 6-Speed Manual
  • Application: GM Rear-Wheel Drive
  • Torque Capacity: 700 lb-ft
  • Maximum Rated RPM: 7,800 RPM
  • Case Material: Aluminum
  • Dry Weight: Approximately 140 lbs
  • Input Shaft Diameter: 1.125 inches
  • Input Shaft Spline Count: 26
  • Output Shaft Diameter: 1.375 inches
  • Output Shaft Spline Count: 31
  • Release Type: Hydraulic
  • Speedometer Output: Electronic
  • Fluid Capacity: Approximately 3.66 quarts
  • Recommended Fluid: TREMEC HP-MTF or Dexron III ATF
  • Bellhousing Included: No
  • Shifter Included: No
  • Slip Yoke Included: No
  • Output Style: Slip Yoke

Package Includes

  • TREMEC TUET16363 T56 Magnum-F 6-Speed Transmission
  • Reverse Lockout Solenoid
  • Internal Shift Mechanism
  • Front Bearing Retainer
  • Reverse Light Switch
  • Manufacturer Documentation

Bellhousing, clutch kit, flywheel, transmission mount, crossmember, slip yoke, driveshaft, and shifter are sold separately unless specified.


Recommended Applications

Ideal for:

  • 1998-2002 Chevrolet Camaro LS1
  • 1998-2002 Pontiac Firebird LS1
  • 1993-1997 LT1 Camaro and Firebird conversions
  • Third-Generation F-Body Builds
  • LS Engine Swaps
  • Restomod Projects
  • Pro-Touring Cars
  • Drag Racing
  • Road Racing
  • High-Performance Street Vehicles

Installation Requirements

Installation may require:

  • Compatible GM bellhousing
  • 26-spline clutch disc
  • Hydraulic clutch system
  • 31-spline slip yoke
  • Driveshaft modification (application dependent)
  • Transmission crossmember
  • Transmission mount
  • Transmission fluid
  • ECU calibration (where applicable)

Professional installation is recommended to ensure proper drivetrain alignment and maximum performance.


Warranty

The TREMEC TUET16363 T56 Magnum-F GM Wide Ratio Transmission is backed by a 1-Year Limited Warranty, covering defects in materials and workmanship under normal use and proper installation.


Why Choose the TREMEC TUET16363 T56 Magnum-F?

The TREMEC TUET16363 Magnum-F is the ultimate upgrade for GM F-body enthusiasts seeking greater strength, smoother shifting, and improved reliability over the factory T-56. Featuring a 700 lb-ft torque capacity, wide-ratio gearing, reinforced internals, and OEM-style F-body shifter placement, it provides exceptional performance for street driving, track days, drag racing, and LS-powered custom builds while maintaining excellent highway drivability.

Startup & Installation Checklist

  • Replace timing components, water pump and plugs before initial startup where applicable.
  • Refill all fluids with manufacturer-specified oil and coolant.
  • Verify sensors, ECU pinouts and grounds against your chassis or hull wiring.
  • Startup warranty covers heads, block and internal lubricated components for 30 days from delivery.

Full terms: 30-day startup warranty · returns