Rancho RS66114B-2 Suspension Kit - Rear

Overview

The Rancho RS66114B-2 is a performance suspension kit section for Jeep Wrangler applications that require a 4-inch short arm lift system. It is built for rear fitment and is part of a multi-box setup used with the matching components listed in the fitment notes.

Fits 2007-2018 Jeep Wrangler and Wrangler JK, rear, with the specified companion kit components. The RS66114B-2 is intended for buyers building a lifted suspension package with increased ground clearance and a more controlled ride.

Key Features

• Performance-grade suspension kit component from Rancho
• Part of a 4-inch short arm lift system
• Progressive rate coil springs for ride comfort and load response
• Adjustable control arms for suspension geometry tuning
• Rear application with fitment notes for the complete kit

Detailed Description

Rancho RS66114B-2 is engineered for Jeep Wrangler JK and Jeep Wrangler rear suspension applications within a 4-inch short arm lift package. The design focuses on added ground clearance while preserving drivability through progressive rate coil springs and adjustable control arms. This makes it a practical choice for owners upgrading a Jeep Wrangler or Wrangler JK for mixed street and trail use.

This part number, RS66114B-2, is listed as box 2 of 3 and must be used with RS66114B-1 and RS66114B-3 according to the fitment notes. The rear-specific application and kit-based structure make it important to match the full Rancho suspension system for proper installation and function.

What It Helps Address

• Insufficient ground clearance for lifted suspension builds
• Factory suspension geometry limitations after a lift upgrade
• Reduced ride control in a performance suspension setup
• Need for a rear suspension component matched to the full kit

Installation Notes and Tips

Verify that RS66114B-1 and RS66114B-3 are present before installation, since this part is specified as box 2 of 3. Confirm rear fitment for the correct Jeep Wrangler or Wrangler JK model year before beginning the job. Professional installation is recommended for suspension system work, and alignment checks should be performed after the lift kit is installed.

Quality Assurance

Rancho identifies this suspension kit as a performance-grade component designed for a 4-inch short arm lift application. The RS66114B-2 part number is part of a coordinated system engineered for Jeep Wrangler JK and Jeep Wrangler rear suspension use.