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SUPERSPROX Countershaft Sprocket - 18-Tooth CST-423-18-2

Part Number: 12121368
SUPERSPROX
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SKU:
12121368
UPC:
8592165085968
MPN:
CST-423-18-2
Condition:
New
Availability:
Ships Same Business Day
Weight:
0.70 LBS
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$34.95
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Description

Countershaft sprockets endure extreme stress during acceleration and deceleration—a weak link here means power loss, premature wear, and potential catastrophic failure. The SUPERSPROX CST-423-18-2 is engineered with the same specifications trusted by factory racing teams, delivering the durability and efficiency required for both competitive racing and demanding street use. Its advanced material science and lightweight design eliminate friction-induced power loss while maintaining zero-compromise reliability under sustained load.

  • Material: SCM-435 carbon-free steel
  • Tooth count: 18T
  • Ultra-hard surface layer: 0.5mm
  • Friction reduction: Proven power retention
  • Weight reduction: Radial lightening holes
  • Tooth profile: Grooved design
  • Application: Off-road and street
  • Fitment: Vehicle-specific verification required
  • Installation: Bolt-on replacement
  • MPN: CST-423-18-2
  • Origin: Factory team specification
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Specs

MATERIAL:
STEEL
MOUNTING POSITION:
FRONT
PRODUCT NAME:
SPROCKET
TYPE:
COUNTERSHAFT
TOOTH COUNT:
18
RIDING STYLE:
STREET
CHAIN SIZE:
530
UNITS:
EACH
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Fitment

Fitment for SUPERSPROX Countershaft Sprocket - 18-Tooth CST-423-18-2

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