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932
EXHAUST
TIRES
TUBES
TIRE
ACCESSORIES
BIKE
ACCESSORIES
PITBIKE
GRAPHICS /SEAT
BODY
MIRRORS
CONTROLS
BARS /GRIPS
LEVERS
CABLES
INTAKE
FUELSYSTEMS
AIR FILTERS
OIL FILTERS
ELECTRICAL
SPARKPLUGS
BATTERIES
CHARGERS
ENGINE
PISTONS
SUSPENSION
DRIVE
CHAIN
SPROCKETS
BRAKES
CHEMICALS
GASCANS
TOOLS
LOCKS
RAMPS /STRAPS
TRAILERS
PROMOTIONAL
REFERENCE
INDEX
STOCKED SIZES: 12-15 means 12 THRU 15
12, 15 means 12 AND 15 only.
Continued on the next page
OEM GEARING
REAR SPROCKETS
STEEL COUNTERSHAFT
Application
Year
Rear C/S
Chain/
Links
Alum. Rear
Sizes Stocked
Standard
Sizes
Stocked Pro Only
Sizes
Stocked
MAICO
All models 250+
to 80
56 14
520
50-4457__
54,56
All models
‘81-82
56 14
520
50-4458__
56
50-851__
13
‘82-84
56 14
520
50-4459__
52
SUZUKI
JR50
‘79-84
28 13 420-78
50-720__
11-14
‘85-06
28 13 420-78
50-6023__
34
50-720__
11-14
RM50
‘78-80
42 12 420-92
50-4021__
35,37,39,42
50-720__
11-14
TS50S
‘71-74
42 15 420-112
50-4021__
35,37,39,42
50-720__
11-14
RM60
‘79
44 12 420-94
50-4021__
35,37,39,42
50-720__
11-14
‘80-82
42 12 420-92
50-4021__
35,37,39,42
50-720__
11-14
‘03-04
44 13 420-104
50-4023__
44
50-422__
12-15
50-4023U__
44 Pro-Series
OEM GEARING
REAR SPROCKETS
STEEL COUNTERSHAFT
Application
Year
Rear C/S
Chain/
Links
Alum. Rear
Sizes Stocked
Standard
Sizes
Stocked Pro Only
Sizes
Stocked
KTM (PENTON)
(
cont
’
d
...)
420 MX, MXC
‘84
52 14
520
50-5252__
52
50-855__
12-16
50-5252U__
52 Pro-Series
440
‘94
520
50-5254__
42,44-50,52,54
50-855__
12-16
50-5254U__
52 Pro-Series
450 EXC, MXC,
03-16
50 14
520
50-5254__
42,44-50,52,54
50-855__
12-16
50-5254U__
52 Pro-Series
450 SXF/ XCF
06-16
520
50-5254__
42,44-50,52,54
50-855__
12-16
50-5254U__
52 Pro-Series
450 XCF-W, EXC
06-16
520
50-5254__
42,44-50,52,54
50-855__
12-16
50-5254U__
52 Pro-Series
495 MX, EAST
‘81-83
52
520
50-5258__
50,52,54
50-855__
12-16
495 WEST
‘81
48
520
50-5258__
50,52,54
50-855__
12-16
495 MXC
‘83
52
520
50-5258__
50,52,54
50-855__
12-16
495 MX, MXC
‘84
52 14
520
50-5252__
52
50-855__
12-16
50-5252U__
52 Pro-Series
500 MX, MXC
‘85-91
50 14
520
50-5252__
52
50-855__
12-16
50-5252U__
52 Pro-Series
500 SX
‘92
520
50-5254__
42,44-50,52,54
50-855__
12-16
50-5254U__
52 Pro-Series
500XC-W
12-16
50 14
520
50-5252__
52
50-855__
12-16
50-5252U__
52 Pro-Series
500EXC
12-16
45 15
520
50-5252__
52
50-855__
12-16
50-5252U__
52 Pro-Series
504 GS, MX
‘83
52
520
50-5258__
50,52,54
520/525 SX,EXC
‘00-05
48 14
520
50-5254__
42,44-50,52,54
50-855__
12-16
50-5254U__
52 Pro-Series
525 XC, XC-W, EXC-G
‘06-09
520
50-5254__
42,44-50,52,54
50-855__
12-16
50-5254U__
52 Pro-Series
550 DXC
‘92
520
50-5254__
42,44-50,52,54
50-855__
12-16
50-5254U__
52 Pro-Series
550 SX, MXC
‘94-95
520
50-5254__
42,44-50,52,54
50-855__
12-16
550 MXC
‘96
48 14
520
50-5254__
42,44-50,52,54
50-5254U__
52 Pro-Series
600cc
‘84-88
52 16
520
50-5252__
52
50-5252U__
52 Pro-Series
600 4-Stroke
‘90-92
50 15
520
50-5254__
42,44-50,52,54
50-093__
13
50-5254U__
52 Pro-Series
620 4-Stroke
‘94
520
50-5254__
42,44-50,52,54
50-093__
13
50-5254U__
52 Pro-Series
620 LC4 EXC
‘95
50 15
520
50-5254__
42,44-50,52,54
50-093__
13
50-5254U__
52 Pro-Series
620 LC4 EXC
‘96
48 15
520
50-5254__
42,44-50,52,54
50-093__
13
50-5254U__
52 Pro-Series
620 LC4 RXC
‘96
40 16
520
50-5254__
42,44-50,52,54
50-093__
13
50-5254U__
52 Pro-Series
620 LC4 SX
‘96-98
50 15
520
50-5254__
42,44-50,52,54
50-093__
13
50-5254U__
52 Pro-Series
640 LC4
520
50-5254__
42,44-50,52,54
50-093__
13
50-5254U__
52 Pro-Series
950 Adventure
‘03-07
42
520
50-5253__
37-41,43
SPROCKETS