TREMEC Magnum 6-Speed Transmission Package | Chevy LS

TREMEC Magnum 6-Speed Transmission Package | Chevy LS

TREMEC Magnum 6-Speed Transmission Package | Chevy LS

Description

Key Features

  • 700 lb-ft torque capacity with crisp, low-effort shifts
  • Choice of gear ratio sets: 2.66 close-ratio or 2.97 wide-ratio first gear
  • Double overdrive (0.80/0.63) for reduced cruising RPM and improved fuel efficiency
  • Triple-cone synchronizers on gears 1-4; double-cone on 5th, 6th, and reverse
  • 26-spline input shaft and 31-spline output shaft
  • Lightweight 135 lbs dry weight with reinforced one-piece countershaft
  • Dual speedometer pickups for mechanical or electronic compatibility
  • Fully customizable component selection for your specific LS application

Description

This customizable TREMEC Magnum 6-speed package delivers a complete transmission solution for LS-powered builds demanding serious torque capacity and modern drivability. Based on the TR-6060 architecture found in factory Camaros, Challengers, and Vipers, the Magnum combines OEM supercar technology with aftermarket versatility. With 700 lb-ft of torque capacity and double overdrive ratios, it handles high-horsepower builds while keeping highway cruising RPMs low.

The Magnum's strength comes from ground-up engineering improvements over earlier T56 designs. Wider gear faces with two-piece laser-beam welded construction allow precise tooth shaping for better pitch and angle control. The one-piece countershaft with thicker journals eliminates the torque limitations of earlier two-piece designs, while larger bearings in all critical support areas provide extraordinary stability. Split ring retainers replace traditional snap rings for greater thrust load capacity and tighter tolerances throughout the transmission.

MDL's guided package selection walks you through every component choice: transmission variants, bellhousings (aluminum or steel), clutch systems across multiple torque ratings, hydraulic release options, flywheels for various LS configurations, and all supporting hardware. The reversible TKO-style die-cast aluminum shifter delivers smooth, positive shift action, with built-in mid-shift provisions for simple conversions when needed. Tunnel modifications may be required depending on your specific vehicle application.

Our concierge service provides personalized technical guidance to ensure proper fitment and optimal component matching for your LS build. Whether you're building a pro-tourer, road racer, or high-performance street machine, this package delivers the strength, refinement, and versatility that make the Magnum the aftermarket's premier 6-speed manual transmission.

What's Included

Kit contents are customized based on your specific selections from the following component categories:

  • TREMEC Magnum 6-speed transmission (2.66 or 2.97 first gear ratio options)
  • Six-speed bellhousing (aluminum or SFI-approved steel options)
  • Bellhousing hardware kit (aluminum or steel mounting options)
  • Billet steel flywheel (multiple LS crankshaft configurations available)
  • Flywheel bolt kit (standard or ARP upgrade)
  • Clutch kit (multiple disc configurations and torque ratings)
  • Pilot bearing
  • Hydraulic master cylinder kit
  • Braided stainless hydraulic line
  • Hydraulic release bearing
  • Transmission mount
  • Shift lever (Hurst or custom options)
  • Shift knob (multiple styles and finishes)
  • Speedometer adapter and driven gear
  • Speedometer gear retaining clip
  • Electronic speedometer sensor (if applicable)
  • Speedometer wiring harness
  • Reverse light wiring harness
  • 31-spline slip yoke (multiple U-joint series available)
  • Transmission fluid (4 quarts ATF)
  • Expert technical support and installation guidance
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