2021 Parts Unlimited ATV & UTV

BELTS, CHAINS & SPROCKETS parts-unlimited.com 2021 PARTS UNLIMITED ATV/UTV BOLD MAGENTA part numbers are new for 2021 564 FITS MODEL STOCK GEARING CHAIN SIZE FRONT SIZE PART # REAR SIZE PART # SPROCKET TYPE KAWASAKI KFX80 03‑06 10‑22 520‑36 ‑ - 22 2-301422 (Steel) KSF250 Mojave 87‑03 12‑43 520‑90 11 34211 43 2-316043 (Steel) 12 34212 KXF250 87‑88 13‑39 520‑96 10 1212-0291 ‑ - ‑ 12 31512 13 31513 14 31514 15 31515 16 31516 17 31517 KEF300 Lakota 95‑03 12‑43 520‑100 11 34211 43 2-316043 (Steel) 12 34212 KFX400 03‑06 14‑40 520‑112 13 1212-0100 38 1210-0022 (Steel) 14 1212-0101 40 2-313040 (Steel) 15 1212-0102 KFX450R 08‑14 14‑38 520‑94 14 1212-0358 38 1210-0330 (Steel) ‑ - 39 1210-0331 (Steel) KTM 450 XC 08‑09 14‑38 520‑ 12 1212-0263 ‑ - ‑ 450 SX 09 14‑38 520‑ 13 35713 505 XC 09 14‑38 520‑ 14 35714 525 XC 08‑09 14‑34 520‑ 15 1212-0742 POLARIS 250 Cyclone 87 13‑42 520‑74 13 36313 30 2-334130 (Steel) Scrambler 250 85‑86 13‑42 520‑74 34 2-334134 (Steel) Trail Blazer 250 90 13‑42 520‑88 36 1210-0187 (Steel) Trail Blazer 250 91 13‑34 520‑84 38 2-334138 (Steel) Trail Blazer 250 92 11‑34 520‑84 40 2-334140 (Steel) Trail Blazer 250 93 11‑38 520‑86 42 2-334142 (Steel) Trail Blazer 250 94 11‑40 520‑86 11 36411 30 2-334130 (Steel) Trail Blazer 250 95 11‑42 520‑88 12 36412 34 2-334134 (Steel) Trail Blazer 250 ES 96‑98 11‑42 520‑88 36 1210-0187 (Steel) Trail Blazer 250 99‑06 11‑38 520‑86 38 2-334138 (Steel) 40 2-334140 (Steel) 42 2-334142 (Steel) Trail Boss 250 85‑89 13‑42 520‑88 13 36313 30 2-334130 (Steel) Trail Boss 250 90 13‑38 520‑86 34 2-334134 (Steel) Trail Boss 250 91‑93 13‑34 520‑84 36 1210-0187 (Steel) Trail Boss 250 2x4 88‑92 13‑38 520‑86 38 2-334138 (Steel) 40 2-334140 (Steel) 42 2-334142 (Steel) Trail Boss 250 94 11‑40 520‑86 11 36411 30 2-334130 (Steel) Trail Boss 250 95‑99 12‑42 520‑88 12 36412 34 2-334134 (Steel) 36 1210-0187 (Steel) 38 2-334138 (Steel) 40 2-334140 (Steel) 42 2-334142 (Steel) Big Boss 250 4x6 89 13‑42 520‑88 13 36313 42 2-334142 (Steel) Axle to axle 30‑30 520‑108 - 30 2-334130 2 (Steel) Big Boss 4x6 250 90‑92 11‑42 520‑88 12 36412 3 42 2-334142 (Steel) Axle to axle 30‑30 520‑108 30 2-334130 2 (Steel) Big Boss 6x6 250 91‑92 12‑42 520‑88 12 36412 3 42 2-334142 4 (Steel) Front 520‑64 22 36622 Center inner 11 36411 Center outer 520‑72 Axle to axle 30‑30 520‑108 30 2-334130 2 (Steel) Trail Boss 250 4x4 87‑88 12‑42 520‑74 12 36412 3 42 2-334142 4 (Steel) Center inner 11 36411 Center outer 520‑76 22 36622 Trail Boss 250 4x4 89 12‑42 520‑88 12 36412 3 42 2-334142 4 (Steel) Front 520‑64 22 36622 Center inner 11 36411 Center outer 520‑70 22 36622 FITS MODEL STOCK GEARING CHAIN SIZE FRONT SIZE PART # REAR SIZE PART # SPROCKET TYPE POLARIS (CONT) Trail Boss 250 4x4 90‑92/93 12‑42 520‑88 12 36412 3 42 2-334142 4 (Steel) Front 520‑64 22 36622 Countershaft outer 11 36511 Center inner 11 36411 Center outer 520‑70 22 36622 250 6x6 93 12‑42 520‑88 12 36412 3 42 2-334142 4 (Steel) Front 520‑64 22 36622 Countershaft outer 11 36511 Center inner 11 36411 Axle to axle 30‑30 520‑108 30 2-334130 2 (Steel) Xplorer 300 4x4 96‑99 13‑40 520‑84 13 36313 3 40 2-334140 4 (Steel) Front 520‑64 22 36622 Countershaft outer 11 36511 Center outer 520‑70 22 36622 Center inner 11 36411 300 4x4 94‑95 13‑40 520‑84 13 36313 3 40 2-334140 (Steel) Front 520‑64 22 36622 Countershaft outer 11 36511 Center outer 520‑70 22 36622 Center inner 11 36411 Xpress 300 96‑99 12‑38 520‑86 11 36411 30 2-334130 (Steel) 2x4 300 95‑96 12 36412 34 2-334134 (Steel) 36 1210-0187 (Steel) 38 2-334138 (Steel) 40 2-334140 (Steel) 42 2-334142 (Steel) 6x6 300 94 13‑40 520‑84 13 36313 3 42 2-334142 4 (Steel) Front 520‑64 22 36622 Countershaft outer 11 36511 Center inner 11 36411 Axle to axle 30‑30 520‑108 30 2-334130 2 (Steel) Trail Boss 325 00 11‑42 520‑86 11 36411 30 2-334130 (Steel) Trail Boss 325 01 11‑40 520‑86 12 36412 34 2-334134 (Steel) Trail Boss 325 02 12‑42 520‑88 36 1210-0187 (Steel) 38 2-334138 (Steel) 40 2-334140 (Steel) 42 2-334142 (Steel) Trail Boss 330 02‑13 11‑40 520‑86 11 36411 30 2-334130 (Steel) Trail Blazer 330 08‑13 11‑40 520‑86 12 36412 34 2-334134 (Steel) 36 1210-0187 (Steel) 38 2-334138 (Steel) 40 2-334140 (Steel) 42 2-334142 (Steel) Sportsman 350 4x4 93 12‑34 520‑64 12 36412 3 34 2-334134 4 (Steel) Front 520‑64 22 36622 Countershaft outer 11 36511 Center outer 520‑70 22 36622 Center inner 12 36412 Trail Boss 350L 2x4 90‑92 13‑34 520‑84 11 36411 30 2-334130 (Steel) Trail Boss 350L 2x4 93 13‑34 520‑84 12 36412 34 2-334134 (Steel) 13 36313 36 1210-0187 (Steel) 38 2-334138 (Steel) 40 2-334140 (Steel) 42 2-334142 (Steel) Trail Boss 350L 4x4 90‑91 12‑34 520‑84 12 36412 3 34 2-334134 4 (Steel) Front 520‑64 22 36622 Center outer 520‑70 22 36622 Center inner 12 36412 Trail Boss 350L 4x4 92 12‑34 520‑84 12 36412 3 34 2-334134 4 (Steel) Front 520‑64 22 36622 Countershaft outer 11 36511 Center outer 520‑70 22 36622 Center inner 12 36412 SPROCKETS (CONT) SPROCKET APPLICATIONS (CONT) 2 Two required. 3 Inner countershaft only. 4 Rear driven sprocket.