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547
CLASSIC
Rollers Only.
20 Pack  100 Pack  OEM 
Size
12-0344  12-4590  9540A Standard
Sifton Clutch Spring Sets are heavy duty ten piece sets with 
red coating.
VT No.  Fits
13-0788
 1941-67 
13-0789 1968-84
2481-6 Nuts
12-0509 Black
12-0580 Chrome
Clutch Hub
Big Twin Stud Clutch Hub 
fits 1941-Early 84 and fea-
tures 53 long rollers, outer 
spring plate and nuts.
VT No.  
Stud
18-1216 
5
18-1218 3
Big Clutch Hub Hardware 
Kit 
for 1941-84 includes 
20 rollers with cage, liner 
with rivets, retainer springs, 
outer pressure plate with 
either 3 or 5 adjusting nuts.
VT No.   Hub Type
18-3638
 3 Stud
18-3639 5 Stud
Big Twin Clutch Hubs for 1941-84 are available assembled 
with rollers, liner, top plate and adjusting nuts. They are also 
available as bare hub only.
VT No. 
#  Item
18-3153  A  Complete 3 Stud
18-3154  A  Complete 5 Stud
18-3151*   
3 Stud
18-3150*   
5 Stud
18-3111  C  Outer Plate 3 Hole, Black
18-3235  C  As Above, Chrome
18-3112  C  Outer Plate 5 Hole, Black
18-3236  C  As Above, Chrome
18-3113  C  Outer Plate 10 Hole, Black
18-1125  B  Hub Liner, Stock with rivets
*Note: Sold as bare hubs.
A
B
C
18-3151
The Big Fixx for 74 and 80 Clutch 
contains 52 roller bearings which 
take the place of the offset roller 
bearings and bearing retainer, result-
ing in a smoother more positive, wobble-free clutch operation.
VT No. 20-0229
Chrome Clutch Spring Set for use on 1941-84, 
when exposed on belt drive models. Ten pieces 
per kit. These are our late style springs with 
durable chrome finish.
VT No. 13-0200
Clutch Stud Nut and Plate Kit includes 
slotted nuts, roller retainer plate, outer pres-
sure plate and retainer springs in proper 
amounts for hubs listed 1941-84.
VT No.  Item 
18-3611
  3 Stud, Stock 
18-3620  5 Stud 
18-3621  10 Stud
18-3611
12-0344
Sifton Retainer Kit includes a 
clutch drum retainer designed 
to smooth clutch operation of 
all 1941-84. The retainer cures 
the problem of the uncontrol-
lable “Grabby Clutch” found in 
the clutch system.
VT No. 
Item 
18-3116 
Retainer Kit 
12-1195 
Snap rings 
Spring Collar Assembly for 1941-84 eliminates wobbly pres-
sure plate, gives a balanced spring load, providing a smooth 
positive clutch operation with a minimum number of adjust-
ments. The nuts go through the spring collar  which strength-
en and stabilize it. Assembly is available for 3 and 5 stud 
hubs. Outer spring plate is available separately. 
VT No.   Item
20-0300
  Kit, 3 Stud
18-8242  Plate, 3 Stud
18-0795  3 Piece Nut Set
20-0332  Polished Outer Plate
20-0332
18-8242
18-3116
18-3116 
Installed
18-0795
Clutch Hub Nut and Seal Kit for use on 
all 1941-84 Big Twins. Includes nut, seal, 
and lock tabs. Packaged. 
VT No. 
OEM 
Item 
17-0121 Kit 
Complete 
14-0103 
12014 
Seal, 5 pack 
12-0508 
37496-65 
Nut, each 
17-0904 
37503-41 
Lock, 10 pack 
12-0208 
37523-15 
Key, 10 pack 
17-0881 Kit 
Replica
2548-8 Nut
17-0881
17-0121
13-0788
13-0789