Rancho RS66114B-1 Suspension Kit - Front

Brand Rancho RS66114B-1
Position Front
Grade Type Performance
Fits Jeep · 12 vehicles

Performance grade. Built for suspension upgrades that prioritize controlled ride quality.

Progressive coil springs. Help maintain comfort and durability as suspension travel changes.

Adjustable control arms. Support proper suspension geometry after a lift is installed.

Cross-references RS66104-1 and RS66104B-1 for the same application. See all 2.

$775.06Free shipping
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Performance suspension lift kit

The Rancho RS66114B-1 is a performance suspension kit for Jeep Wrangler applications that need added ground clearance and improved on-road and off-road balance. It uses progressive rate coil springs and adjustable control arms to support ride comfort and durability.

Key features

  • Performance-grade suspension kit for lifted Jeep Wrangler builds.
  • Progressive rate coil springs help maintain a controlled ride as suspension travel changes.
  • Adjustable control arms provide alignment correction after lift installation.
  • Engineered for increased ground clearance in street and trail use.
  • Rancho RS66114B-1 is part of a lift system for Wrangler JK applications.

Detailed description

Built for Jeep Wrangler JK and Jeep Wrangler fitments, the RS66114B-1 suspension kit is aimed at drivers who want a 4-inch lift with a more controlled suspension setup. The combination of progressive rate coil springs and adjustable control arms helps preserve comfort while adding the clearance needed for larger tires and more demanding terrain. For shoppers comparing Jeep Wrangler JK suspension lift kit options, Rancho RS66114B-1 offers a performance-focused solution backed by Rancho suspension engineering.

What it is used for

  • Correcting ride height after a suspension lift.
  • Increasing ground clearance for trail obstacles and uneven surfaces.
  • Improving suspension geometry after lift changes.
  • Supporting a more controlled ride in lifted Jeep Wrangler JK builds.

Installation notes and tips

Fits 2018 Jeep Wrangler JK, front, and must be used with RS66114B-2 and RS66114B-3. Fits 2007-2017 Jeep Wrangler, front, and must be used with RS66114B-2 and RS66114B-3. This part number is RS66114B-1, and it is listed as box 1 of 3 for the complete lift system. Verify all related components before installation to ensure the suspension kit is assembled as specified for the application.

Quality assurance

Rancho identifies this suspension kit as a performance-grade component. The RS66114B-1 part number is also cross-referenced to RS66104-1 and RS66104B-1 for the same application.

This part fits 12 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelDrive TypePositionNotes
2018JeepWrangler JK4WDFrontMust Be Used with RS66114B-2, RS66114B-3; Box 1 of 3
2017JeepWrangler4WDFrontMust Be Used with RS66114B-2, RS66114B-3; Box 1 of 3
2016JeepWrangler4WDFrontMust Be Used with RS66114B-2, RS66114B-3; Box 1 of 3
2015JeepWrangler4WDFrontMust Be Used with RS66114B-2, RS66114B-3; Box 1 of 3
2014JeepWrangler4WDFrontMust Be Used with RS66114B-2, RS66114B-3; Box 1 of 3
2013JeepWrangler4WDFrontMust Be Used with RS66114B-2, RS66114B-3; Box 1 of 3
2012JeepWrangler4WDFrontMust Be Used with RS66114B-2, RS66114B-3; Box 1 of 3
2011JeepWrangler4WDFrontMust Be Used with RS66114B-2, RS66114B-3; Box 1 of 3
2010JeepWrangler4WDFrontMust Be Used with RS66114B-2, RS66114B-3; Box 1 of 3
2009JeepWrangler4WDFrontMust Be Used with RS66114B-2, RS66114B-3; Box 1 of 3
2008JeepWrangler4WDFrontMust Be Used with RS66114B-2, RS66114B-3; Box 1 of 3
2007JeepWrangler4WDFrontMust Be Used with RS66114B-2, RS66114B-3; Box 1 of 3
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
RS66104-1RS66104B-1