// THE FULL RUNDOWN

RockJocks ACOS (Adjustable Coil Over Spring) for the rear of 1997-2006 Jeep TJ Wranglers and LJ Unlimiteds allows you to raise and lower the height of your vehicle via a two-piece threaded upper bump stop.This allows you to adjust the ride height of your vehicle without having to buy new springs! Includes polyurethane bump stop and spring resting pad.Features: ACOS Coil Over Spring Adjustors97-06 Wrangler TJ and LJ UnlimitedRearPairFitment:Jeep Wrangler 1997-2006

// WILL IT FIT? THE STRAIGHT ANSWER

Jeep Wrangler TJ

Manufacturer lists this part for the application above. Not 100% sure it fits your rig? Hit our Fitment Help page or ask our Jeep techs — we answer fast and we answer straight.

JAP FITMENT PROMISE // If we confirm fitment for your rig and it doesn't fit, return shipping is on us. No restocking fee. That's the deal.

// GETTING IT TO YOUR GARAGE

FREE SHIPPING OVER $199

Lower 48 states. Orders under $199 ship at calculated carrier rates shown at checkout.

1-2 DAY HANDLING

Most in-stock parts leave the warehouse within 1-2 business days. Built-to-order parts show extended lead times.

FREIGHT FOR THE BIG STUFF

Bumpers, axles and full kits may ship LTL freight. Inspect before signing — note any damage on the delivery receipt.

30-DAY RETURNS

Unused, uninstalled parts in original packaging within 30 days. RMA required — start with a quick message.

FULL SHIPPING & RETURNS POLICY

// PAY YOUR WAY

ALL MAJOR CARDS

Visa, Mastercard, Amex, Discover — processed by Stripe with bank-grade encryption. Card numbers never touch our servers.

APPLE PAY & GOOGLE PAY

One-tap checkout on your phone. Link by Stripe remembers you for next time.

BUY NOW, PAY LATER

Split your build into payments — financing options like Affirm and Klarna appear at checkout on eligible orders. Get the lift now, pay as you wheel.

CRYPTO ORDERS

Want to pay in BTC/ETH/USDC? Contact our sales crew — we arrange crypto invoicing on qualifying orders.

Every transaction is PCI-DSS compliant via Stripe. We never see or store your card details — see our Privacy Policy.

FITMENT	Jeep Wrangler TJ
BRAND	RockJock 4x4 — shop all RockJock 4x4 parts →
PART #	CE-ACOSR
SKU	CE-ACOSR
CATEGORY	Suspension > Springs
AVAILABILITY	IN STOCK
RETURNS	30-day return window

RockJock 4x4 ACOS Rear Coil Over Spring Adjustors (Pair) Jeep Wrangler TJ|LJ 1997-2006

// THE FULL RUNDOWN

// WILL IT FIT? THE STRAIGHT ANSWER

// GETTING IT TO YOUR GARAGE

// PAY YOUR WAY

// TRAIL REVIEWS

RockJock 4x4 ACOS Rear Coil Over Spring Adjustors (Pair) Jeep Wrangler TJ|LJ 1997-2006

// THE FULL RUNDOWN

// WILL IT FIT? THE STRAIGHT ANSWER

// GETTING IT TO YOUR GARAGE

// PAY YOUR WAY

MORE JEEP LIFT KITS & SUSPENSION

// TRAIL REVIEWS