Mid-USA 6 Speed Transmission - Black Finish - 1990-1999 Harley-Davidson Softail
These 6-speed transmissions utilize stock-style mounting plates when uséd to replace a stock 1990-99 Softail 5-speed transmission, or a Gasbox 1936-1999 Big Twin Rigid Frame for 5-Speeds. Transmission Mounting Plates for 1986-1999 Harley Softail are available in Black SKU 016450 as well as Chrome SKU 016395.
- Covered by a 12-month warranty (from date of purchase) against defects and workmanship by Mid-USA
- Includes an MSO with serial number
- Designed specifically for 1990-1999 Harley Softail models without requiring case modifications, providing a modern overdrive gear for better highway cruising
- Also a great choice for custom applications.
- Incorporates a 6th gear overdrive, which reduces engine RPM by approximately 500 RPM at highway speeds.
- An included 32-tooth pulley is part of the complete assembly.
- Available in Factory Cast, Polished or Black finishes.
- Precision ground 8620 gears and shafts.
- Roller detent for smoother shifts.
- Hardened steel shift forks for strength and durability.
- Chrome plated billet trap door minimizes shaft flex.
- Chrome plated top and side covers.
POWER HOUSE PERFORMANCE SYSTEMS®
- Gear: 1st Ratio: 2.94:1
- Gear: 2nd Ratio: 2.21:1
- Gear: 3rd Ratio: 1.57:1
- Gear: 4th Ratio: 1.23:1
- Gear: 5th Ratio: 1.00:1
- Gear: 6th Ratio: 0.86:1
Notes:
- We recommend using SKU 018318 Clutch Pushrod for Harley-Davidson Big Twins when using this transmission (sold separately)
- You may need to swap to SKU 014470 Transmission Neutral Switch if your original switch has 2 wires and is a normally closed switch. Switch 014470 is a normally open circuit.
- Normally closed = continuity
- Normally open = no continuity
Fits Harley-Davidson:
1999 Harley-Davidson Softail Night Train FXSTB
1997-1999 Harley-Davidson Softail Heritage Springer FLSTS
1995-1997 Harley-Davidson Softail Bad Boy FXSTSB
1994-1996 Harley-Davidson Softail Heritage Special FLSTN
1993 Harley-Davidson Softail Nostalgia FLSTN
1990-1999 Harley-Davidson Softail Springer FXSTS
1990-1999 Harley-Davidson Softail Custom FXSTC
1990-1999 Harley-Davidson Softail Heritage Classic FLSTC
1990-1999 Harley-Davidson Softail Fat Boy FLSTF
1990-1993 Harley-Davidson Softail Standard FXST
1990 Harley-Davidson Softail Heritage FLST
