Rear Shock Absorber for 2018-2025 Jeep Wrangler - Rancho RS55064

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$90.99
MPN: RS55064
UPC: 039703009393
Item Package Quantity: 1
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Rancho Suspension Shock Absorber P/N:RS55064
Rancho Suspension Shock Absorber P/N:RS55064
$90.99

Help keep your Jeep planted on the trail and composed on the highway with the Rancho RS5000X shock absorber, MPN RS55064 — a rear suspension damper built as a direct-fit replacement for the 2018-2025 Jeep Wrangler. This Rancho shock absorber puts the brand's exclusive Cross Tuned technology to work for improved on- and off-road ride control.

  • Cross Tuned technology: an exclusive rebound valving system and advanced compression phase for improved handling and performance on and off road.
  • Progressive Engagement Valving: custom-tuned for each vehicle to help reduce initial impacts at low speeds and minimize a rough ride.
  • Strong, durable build: a 16mm nitro-carburized piston rod resists scuffs and corrosion, plus double-welded loops, a 35mm sintered iron piston, and a polyvinyl protective boot.
  • All-weather twin-tube body: the large 2 1/4-inch twin-tube body is filled with all-weather fluid for cooler operation and withstands internal temperatures of -40 to 248°F.

Nitrogen gas pressurized to 150 PSI helps minimize air-to-oil mixing to reduce damping fade and foaming, while a polyurethane rebound bumper, rubber bushings, and a fluon-banded piston help absorb harshness for a smoother ride. A Compression Control Valve custom-tuned for each vehicle regulates fluid transfer, and a low-friction, self-lubricating seal retains gas and oil. This 2018-2025 Jeep Wrangler shock absorber is backed by Rancho's Limited Lifetime Warranty. Sold individually; replacing both rear shocks together as a matched pair is recommended for balanced ride control. See the Buyer's Guide tab for engine-level fitment.

Interchange: G64143 · 68382606AB · 68382850AB · 68382853AA · 68382855AA · 68382856AB · 349069 · 37381 · 911550 · 923500B · 23210D · N8060

This part cross-references / interchanges with the following part numbers:

G64143, 68382606AB, 68382850AB, 68382853AA, 68382855AA, 68382856AB, 349069, 37381, 911550, 923500B, 23210D, N8060

Frequently Asked Questions

Does this Rancho shock fit my 2018-2025 Jeep Wrangler?

It is a direct-fit rear shock absorber for the 2018-2025 Jeep Wrangler. Check the Buyer's Guide tab to confirm the exact application for your vehicle.

Is this a front or rear shock?

This is a rear suspension shock absorber.

What is Cross Tuned technology?

It is Rancho's exclusive rebound valving system paired with an advanced compression phase, designed to improve overall handling and performance both on and off road.

Is this a single shock or a pair?

This listing is for one shock absorber. Replacing both rear shocks together as a matched pair is recommended for balanced, even ride control.

Is this shock gas-charged?

Yes. It is nitrogen gas pressurized to 150 PSI, which helps minimize air-to-oil mixing to reduce damping fade and foaming.