ULTIMA® RSD 6 Speed Transmissions
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Ultima’s® 6-SPEED Transmissions are the ultimate upgrade for the early model Twin Cam A engines. These transmission cases are designed to be a stronger stock replacement case. They are packed with new features that meet or exceed standards expected of much higher priced transmissions. Transmissions include a 12 month/12,000 mile warranty.

#201-90 Twin Cam A 99’-00’, Black
#201-91 Twin Cam A 99’-00’, Silver
#201-92 Twin Cam A 99’-00’, Polished


#201-93 Twin Cam A 01’-06’, Black
#201-94 Twin Cam A 01’-06’, Silver
#201-95 Twin Cam A 01’-06’, Polished

* 2001 Twin Cam A transmissions require conversion sleeve below
#96-105 2001 Conversion Sleeve

FEATURES INCLUDE:
• Gears and shafts made from harneded 8620 steel giving you years of service
with big inch engines
• Pro-cut lead-in ramps for positive shifting
• Hardened steel forks for durability and longevity
• Roller detent gives you smooth, positive shifting action
• Billet trap door
• Transmission case machined from permanent mold A356-T6 Aluminum
• Close ratio 2.94 low gear set
• Assembled by professionals and bench tested
• Improved spring material composition
• Cable operated clutch release
• Designed to use OEM style speedometer sensors
• Extended oil filler cast into case to allow clearance for longer starters