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BIG TWIN
Big Twin Clutch Pack
Pro-Lock Clutch Kit features a pos-
itive engaging ball ramp activation
system, this applies extra pressure to
the clutch plates and prevents clutch
slippage without any increase on
the lever pull effort by changing the
fulcrum point. Fits straight into the
stock clutch basket and behind the
stock primary cover. Replaces stock
pressure plate, diaphragm spring and
spring retainer. Fits 1998-17 FXST,
FLST and 1998-16 FLT.
VT No. 18-0002
20-0550
York Pro-Clutch
York Pro-Clutch Pack Kits include clutch hub with bearing,
clutch discs (friction and steel), diaphragm spring, spring retain-
er, pressure plate and four shoulder bolts. 1984-up kits utilize
existing clutch basket, supplies a clutch hub to allow use of
clutch plates that increase surface area by 100% to reduce
slipping.
Kits Year
Plate
20-0549 1984-89
18-0544
20-0550 1990-97
18-0545
20-0769 1998-06
20-0770 2007-10 w/cable clutch only
20-0771 2011-16 w/cable clutch only
20-0772 2011-16 with cable clutch only
20-0773 2017-up
16-0310 Puller Tool
16-0310
BDL Competitor Clutch Kit features
9 springs and shoulder bolts for simple
adjustment, large 40mm double row
hub bearing, polished pressure plate
and Kevlar clutch.
VT No. Fits
20-0628 1990-97 Evolution Big Twin with Chain Primary Drive
Replacement Friction/Steel Sets for Above
VT No. Fits
18-0548 20-0628
20-0549
Variable Clutch with Spring includes spring and a stronger
clutch engagement as revs increase. Fits 1998-17 FXST, 1998-
17 FLST, 1998-15 FLT, 1998-2017 FXD. Fits 96" cubic inch.
VT No. 18-0674
18-0674
20-0769
20-0771
20-0772
20-0773
20-0770
York Posilock Clutch Kit fits
1998-06 Big Twin featuring posi-
tive engaging ball ramp activation.
VT No. 18-0780
2017-up Softail Clutch
VT No. # OEM
Description
12-9914 8 37496-90
Mainshaft Nut
18-8257 9 37903-90
Release Plate
18-8258 10 37904-90
External Retaining Ring
18-8261 11 37909-90
Internal Retaining Ring
18-0264 12 37000034
Damper Spring
18-0265 13 37000036
Damper Seat Spring
12-0638 14 37000168 Bearing
12-0639 15 37000169
Internal Retaining Ring
12-0267 16 37000219 Seat
18-0671 17 37000239 Hub
18-0271 18 37000240
Pressure Plate
18-0263 19 37000033
Stopper Plate Spring
12-0784 20 37000258
Clutch Spring Dish Kit, 2017-22
18-0269 21 37000382
Clutch Spring Dish Kit, 2023-up
18-0270 22 3700270A
Coil Spring
12-0640 23 37000307 Bolt
18-0272 24
Drum