ULTIMA

DAKOTA DIGITAL SPEEDO ADJUSTMENT MODULE The SIM-1A electric speed correction module is designed to be a permanent addition to your bike's wiring ha...

Ultima’s® 6-SPEED Transmissions are the ultimate upgrade for the early model Twin Cam A Touring engines or for your TC FXR swap! These transmission...

Upgraded replacement for your Twin Cam Touring model or the next piece to your TC FXR puzzle! Fits all Harley Davidson Rubber Mounted Twin Cam A M...

Ultima 6-Speed builders kit for 1990-06 FLT AND 90'+ FXR MODELS! Features Include: Gears and shafts made from hardened 8620 steel, giving you year...

Ultima 6-Speed speedometer re-calibration kit If you've purchased or are running an Ultima 6-Speed transmission, you will need to re-calibrate your...