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SUPERSPROX Countershaft Sprocket - 15-Tooth CST-520-15-2

Part Number: 12121383
SUPERSPROX
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SKU:
12121383
UPC:
8592165027890
MPN:
CST-520-15-2
Condition:
New
Availability:
Ships Same Business Day
Weight:
0.40 LBS
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$29.95
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Description

A worn or undersized countershaft sprocket costs you power transfer efficiency and accelerates chain wear across your entire drivetrain. The SUPERSPROX CST-520-15-2 delivers factory-level durability with a hardened steel construction and lightweight design that minimizes rotational mass—ideal for both street and off-road riding where reliability matters. When you're pushing hard on the track or trail, you need a sprocket engineered to handle the abuse without compromise.

Technical Specifications:

  • Material: SCM-435 carbon-free steel
  • Tooth count: 15T
  • Chain size: 520
  • Surface hardness: Ultra-hard layer (.5mm)
  • Friction reduction: Optimized surface coating
  • Weight reduction: Radial lightening holes
  • Tooth design: Grooved for dirt removal
  • Off-road rated: Yes
  • Street rated: Yes
  • Factory team specification: OEM racing supplier
  • Installation: Bolt-on
  • MPN: CST-520-15-2
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Specs

UNITS:
EACH
MATERIAL:
STEEL
RIDING STYLE:
ADVENTURE TOURING / DUAL-SPORT
TOOTH COUNT:
15
RIDING STYLE:
STREET
TYPE:
COUNTERSHAFT
CHAIN SIZE:
525
MOUNTING POSITION:
FRONT
PRODUCT NAME:
SPROCKET
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Fitment

Fitment for SUPERSPROX Countershaft Sprocket - 15-Tooth CST-520-15-2

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