TREMEC TR-4050 5-Speed with Overdrive 2WD Transmission GM

SKU: TDET18574 Categories: ,


If you don't know what you need, call our technical sales staff at 931-646-4836


TREMEC the leading manufacturer of Torque Transfer Solutions announces the release of the 4×2 version of the TR4050 5 speed manual transmission for light and medium duty trucks into the aftermarket. 

  • Similar to the NV4500 2wd. Direct replacement 
  • 600 lb/ft of torque capacity 
  • Aggressive 6.16 “Granny” Gear 1st gear but with economical .76 5th gear
  • High-contact, constant mesh, helical gears for maximum strength
  • Die-cast aluminum alloy housing saves weight while offering considerable rigidity
  • Standard right-hand, six-bolt PTO offers the ability to run hydraulic pumps
  • The multiple rail, internal shifter provides excellent shift feel and performance
  • Tapered bearing on input, main, and counter shafts provide excellent internal stability
  • Needle bearings under gears reduce friction and noise output
  • Fully synchronized
  • Advanced synchronizer technology promotes smoother shifting and reduced shift effort
  • 5th gear synchronizer mounted to the countershaft to improve NVH in overdrive
  • 3.67 qt oil capacity
  • Great for towing in 2wd applications – (22,000 lbs gross vehicle weight max)

Gear ratios: 6.16, 3.11, 1.71, 1.00, .76 od. rev 6.03
– 10 spline input shaft 
– Torque rating 600lb-ft
 – A 6-bolt PTO mount location 6 bolt circle output flange.
–  NV4500 bolt pattern


  • Torque Capacity  –  600 lb.ft  /  813 n/m 
  • Oil Capacity – 3.7 QT  /  3.5ltr.
  • Weighs 164 lbs.  /  74kg
  • 19.5″ overall length
  • .590″ Pilot diameter
  • 5.125″ Index retainer diameter
  • 1.125″ Input shaft diameter, 10-spline, 6.5″ length

Weight: 164 lbs

Dimensions: W24" x H18" x L40"

If you don't know what you need, call our technical sales staff at 931-646-4836