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Baker is the best in the industry when it comes to transmission and driveline components. If you've got big power or simply want a significant reduction in RPMs on the highway with bullet proof confidence, the Baker OD6 is the only way to go. Always made in the USA. 


  • Kit turns stock 5-speed transmission into 6-speed
  • Gear set fits directly into your existing 5-speed case and most aftermarket 5-speed transmission cases
  • Significantly stronger & smoother shifting than stock due to a roller detent shift drum with reduced inertia and gear dogteeth with lead-in ramps
  • Kit includes chrome-plated, billet-aluminum trap door with the gears assembled to them as cartridge-style units, forks, shifter drum, pillow blocks with roller detent, fasteners, gaskets and instructions
  • Billet 6061-T6 bearing door with speedo sensor hole
  • Chrome trap door also available in Texture black upon request
  • 1/8″ thick bearing retainer plate
  • Redundant Neutral smooth shift system
  • Hard chrome plated shift forks
  • Diamond cut gearset made out of 8620 steel
  • Optional Gear Ratios
  • Lower RPM for smoother highway speeds
  • Fuel efficiency
  • 5 year limited warranty
  • Made in the U.S.A.


*** NOTES: 

  • Exhaust bracket may require modification when using these kits. Trap door is 1/2" thicker than stock
  • May need speedo re-calibration unit. We recommend #2210-0391 also available here: 


Standard Ratios
1st Gear 2.94 / Optional 3.24
2nd Gear 2.21
3rd Gear 1.60
4th Gear 1.23
5th Gear 1.00
6th Gear .86