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TREMEC TR-4050 Conversion Kits for 1997-2006 Jeep TJ

TREMEC TR-4050 1997-2006 TJ Jeep

The toughest 4 letter word on wheels just raised the bar. Your trail-rated 4x4 Jeep will know no boundaries with the TREMEC TR-4050's super-low 6.16 1st and 6.03 reverse. Meanwhile, the .76 overdrive will be very useful when you're on the highway headed to the next trail. The TREMEC TR-4050 will make sure even 10+ years later, you're still having fun out there.


When you convert to the TREMEC TR-4050 5-Speed, you will experience:


  • Low, rock crawling 1st gear (6.16) and reverse (6.03)
  • Excellent shift feel and performance
  • Crisp, precise shifts
  • Highway cruising with an overdriven gear (.76)


TREMEC TR-4050 Gear Ratios


6.16, 3.11, 1.71, 1.00, 0.76, and 6.03 Reverse


TREMEC TR-4050 Conversion Kit Components 


  1. TREMEC TR-4050TREMEC TR-4050 5 Speed Overdrive
    • 425 lb•ft torque capacity (based on 15,000+ lb GVWR)
    • 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
  1. Pilot Bearing 
  2. Advanced Friction™ Flywheel
  3. Advanced Friction™ Clutch
  4. Advance Adapters Bellhousing 
  5. Internal Hydraulic Slave Cylinder Kit
  6. Transfer Case Cable Shift Conversion Kit
  7. Advance Adapters Transfer Case Clocking Plate 
  8. Reverse Light Wiring Pigtail
  9. Template
  10. STX® Shifter 
  11. Shifter Handle 
  12. Classic 5-Speed Shifter Knob
  13. Slip Yoke Eliminator Kit
  14. Hardware
  15. Fluid
  16. Factory Warranty - learn more


Click the 4WD Quick Quote button or call to get a detailed estimate.


4WD Quick Quote


Why buy from Silver Sport Transmissions?

  1. Fast Shipping
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  3. Excellent Customer Service
    • Lifetime tech support
    • Knowledgeable staff
  4. Premium Components
    • Only SST has experienced and licensed engineers on staff. We know what fits, what works and how to install it.