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Rancho RS6579B Primary Suspension System


Buy this Rancho Primary Suspension System RS6579B Black - 4 in. Front/2.5 in. Rear Lift - Incl. Upper/Lower Links - Pitman Arm - Spacer Blocks - Track Bar Relocation Bracket - Ext. Sway Bar End Links at with the lowest prices online for all Rancho aftermarket parts & accessories.

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Rancho Primary Suspension System P/N RS6579B Features:

The following are a list of features for the Rancho P/N RS6579B Primary Suspension System on sale at

  • Fit Up To 37in. Tire
  • Heavy Duty Tubular-Style Links
  • No Exhaust Modifications Required
  • Allows Reuse Of Stock Wheels
  • New forged pitman arm included
  • Proper Tire Clearance May Require Trimming
  • Shocks Sold Separately

Product Documents:

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Rancho is the off-road suspension and shock division of Tenneco.

Shipping Information

  • Item Requires Shipping
  • 77.6 lbs.
  • W9.0000” x H8.0000” x L29.0000”
  • Free Shipping!