VT#: 18-3213
OEM Part Number: 37871-84
Barnett heavy duty diaphragm clutch spring is 10% stiffer than the stock spring. Spring is .0870" thick. Clutch spring has a .0870" thickness.
FXST Softail® 1985-1990
FLST Heritage Softail® 1986-1990
FLT Tour Glide® 1985-1990
FXR Super Glide® 1985-1990