521
VT No. Fits
Belt
Front Pulley Rear Pulley
with Rear Chain Drive
with Rear Belt Drive
18-0554Replacement Clutch Pak for Above Units
3" BDL Belt
Drives
BDL 3" Electric Start Belt Drives with billet motor plate. Includes 8mm
belt, polished motor plate, double row sealed mainshaft support bearing,
polished side guard, polished dome pulley covers and Kevlar clutch.
*Note: Can only be used with 1991-up starter motor and some modifica-
tions will be necessary to install these kits.
VT No. Fits
Belt Front Pulley Rear Pulley
Ratchet Lid Trans
BDL 8mm x 42mm Electric Start Belt Drives. Includes a polished
pressure plate, Kevlar clutch, sealed inner primary bearing and features
a shorter length clutch hub that eliminates unnecessary weight past the
end of the mainshaft and can be installed without any modifications to
inner primary.
3" Brute IV Primo Combination Belt Drive/Motor Plate Kits
includes inner motor plate, clutch pak, starter housing and
chrome solid belt guard. Order chrome dome cover and rotor
cover separately. Motor plate and starter housing have satin fin-
ish.
VT No. Item
Year Model
1970-78 FX-FL 4-Speed
*Note: Can only be used with 1990-up starter and ratchet lid
type transmission.
Primary Belts
PRIMARY DRIVE REPLACEMENT BELTS
STD
Kevlar APPLICATION
GATES P/N
BELT F. PULLEY R. PULLEY LENGTH
20-0100 20-0200 8mm 1965-78 FL-FX Closed Primary Electric Start 30853-1-ST 1½" 132
41
61
42½"
30853-2-BE 1½" 132
39, 40, 41
61 or 62 42½" plus
Electric Start Bulls Eye Belt
37144 x 1½"
144
47
76
46½"
37144 x 2"
144
47
76
46½"
37144 x 3"
144
47
76
46½"
8mm XL Closed 1½" 1971-84
37117 x 1½"
117
44
77
37½"
30884 x 1½"
96
29
44
42½"
Kick or Electric Start
1185 x 1½"
99
31
47
43
7
/
8
"
Kick or Electric Start
20-0116 20-0207 11mm 1979-84 FLT-FXR Closed Primary Electric 30991 x 1½"
92
31
47
40½"
Start with 5-Speed Transmission
20-0106 20-0208 14mm with or w/o Idler Closed 1½" 37-E84 FL-FX 38078D x 1½" 78
24
37
43½" + .035
14mm Idler Closed 1½" 1979-84 FLT-FXR 5-Speed 30931 x 1½"
72
24
37
40½"
FXSB Sturgis
40009-80
78
OEM
NUMBER OF
TEETH
Note: All belts by Primo, BDL or Karata for drives carry no warranty of any kind, as sold either as individual replacements or complete drive kits.
