Spiral Kit - K121A SKS12101

Part# SKS12101
Complete spiral king pin kit for heavy-duty steering assemblies
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Description

The ATRO Spiral King Pin Kit - K121A (ATR SKS12101) is a comprehensive assembly designed to restore steering king pin functionality. It includes all necessary components to support rotational movement and maintain alignment within heavy-duty steering systems. This kit is engineered for use in commercial vehicle steering applications requiring spiral king pin solutions.

Key Specifications

  • Application: Heavy-duty trucks, commercial steering systems
  • Function: Provides rotational support and alignment for king pins
  • Compatibility: Stemco K121A, Freightliner, Alliance Axle series
  • Construction: Steel king pins, polyurethane bushings, metal end plates
  • Features: No-ream steel spiral bushings, thrust bearings, seal kit, lock pins
  • Quality: OEM Atro part

Shipping Info

Next Day Air services are available for In Stock items. Our shipping cutoff time is Monday - Friday 4:30pm Eastern Standard Time (EST). 

 

For more shipping information, please see our Shipping & Delivery page.

More Information

Current Part# SKS12101
Type Aftermarket
Part# variations ATRSKS12101,
SKS12101 ATR,
SKS12101ATR
Manufacturer Atro
Warranty Standard Manufacturer Warranty