Jeep JK Wrangler 2.5" Game-Changer Suspension & Lift Kit
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€3,390.74 tax excl.
The lowest price of this product in the last 30 days before the discount was €417.06 gross
The lowest price of this product in the last 30 days before the discount was €417.06 gross
MetalCloak Game-Changer 2.5" is a complete suspension system for the Jeep Wrangler JK built around Duroflex (Kevlar) joints, True Dual Rate coils, Durotrak track bar bushings, and adjustable bump stops for maximum up/down travel. This version is sold without shocks so you can choose the dampers that match your build and driving style.
MetalCloak Jeep JK Wrangler 2.5" Game-Changer Suspension System (no shocks) – Jeep Wrangler JK
This is a mid-arm suspension system designed to deliver big travel while keeping the axle controlled. It combines adjustable control arms on Duroflex joints (with Kevlar reinforcement), True Dual Rate coil springs, track bars with Durotrak bushings, and adjustable bump stops—focused on articulation and stable geometry.
The version you’re creating in the shop is a complete kit without shocks. You choose the dampers separately. The manufacturer notes that using the correct mounting/spacer solution helps prevent shock binding and keeps the shock working in its intended plane.
Vehicle fitment
Jeep Wrangler JK
Lift height
2.5"
MetalCloak ID
A1225*
Shocks
Not included (choose separately)
Install notes (manufacturer)
Difficulty: Moderate • Time: 6–8 h • Body mods: none
Two-piece bushing layout for simpler service and controlled compliance.
What’s included
Adjustable control arms with Duroflex joints (front/rear, upper/lower – system configuration).
MetalCloak True Dual Rate coil springs.
Front coil isolators.
Front and rear track bars with Durotrak bushings.
Rear bolt-on track-bar relocation bracket (geometry and clearance component).
Front and rear adjustable bump stops.
24.5" extended brake lines.
No-shocks version: mounting/spacer solution intended to help keep the shock aligned and reduce binding (outboard shock mount spacer concept).
Outboard shock mount spacer – alignment and clearance (GIF)
Helps with clearance and keeps shock motion more in-plane during articulation.
Technical facts
Duroflex: self-centering joint design with a vulcanized elastomer core; Kevlar-reinforced compound referenced by the manufacturer.
Duroflex misalignment range: 34°.
Manufacturer illustration compares articulation capability up to 68° (Dual Duroflex control-arm layout) vs about 40° for a clevis/flex-style reference.
Materials table (manufacturer): control arms – DOM steel (1 1/2" x .187 and 1 5/8" x .25); coils – chrome steel; track bar – 4130 chromoly; track bar bracket – 3/16" hot rolled; isolators – thermoset elastomer; bump stops – thermoset elastomer; brake lines – braided stainless; steel parts finish – gold zinc.
Manufacturer comparison graphic illustrating different joint approaches.
Kevlar Duroflex – elastomer core detail
Detail image of the Duroflex elastomer core.
Control arm alignment – comparison graphic
Illustration focusing on joint alignment and centering concepts.
Forged threaded arm ends – detail
Forged adjuster-end detail shown by the manufacturer.
Lower front control arm – spec image
Manufacturer spec image for the JK lower front control arm.
Upper front control arm – spec image
Manufacturer spec image for the JK upper front control arm.
Lower rear control arm – spec image
Manufacturer spec image for the JK lower rear control arm.
Upper rear control arm – spec image
Manufacturer spec image for the JK upper rear control arm.
Articulation – Dual Duroflex control arm (68°)
Manufacturer illustration comparing available movement range.
Articulation – clevis/flex reference (40°)
Manufacturer reference illustration for comparison.
True Dual Rate coils – 4-door front (spec image)
Manufacturer spec image (4-door, front).
True Dual Rate coils – 4-door rear (spec image)
Manufacturer spec image (4-door, rear).
True Dual Rate coils – 2-door front (spec image)
Manufacturer spec image (2-door, front).
True Dual Rate coils – 2-door rear (spec image)
Manufacturer spec image (2-door, rear).
Coil isolators – elastomer spacers
Front coil isolators shown by the manufacturer.
Front track bar – forged end detail
Forged adjuster end detail shown by the manufacturer.
Front track bar – strength and clearance concept
Manufacturer graphic highlighting formed clearance and travel considerations.
Rear track bar – hi-clearance form
Hi-clearance concept for compression and droop clearance.
Rear track bar relocation bracket – geometry component
Bolt-on bracket shown as part of the manufacturer’s rear track bar solution.
Front adjustable bump stops
Tune bump stop height without removing springs (manufacturer note).
Rear adjustable bump stops
Rear adjustable bump stop components shown by the manufacturer.
24.5" brake lines – cross-section graphic
Braided stainless brake line construction diagram shown by the manufacturer.
Who it’s for
Jeep JK builds that prioritize real articulation and axle control on technical terrain.
Drivers who want a balanced setup for daily driving and off-road use, with compliance engineered into the joints and bushings.
Anyone who prefers to choose shocks separately (brand, valving, reservoir, adjustability) while keeping a long-travel-ready suspension foundation.
Install / notes
Install difficulty (manufacturer): Moderate.
Install time (manufacturer): 6–8 hours.
Body modifications (manufacturer): none.
For JK 2012+: manufacturer notes possible exhaust spacer or driveshaft spacer requirement (front driveshaft clearance consideration).
Alignment is recommended after installation by a suspension/alignment specialist.
True Dual Rate coils: manufacturer does not recommend powder coating.
Shock selection notes (for a no-shocks kit)
The manufacturer notes they do not test/guarantee every shock option on the market with this system—final shock choice is up to the builder.
Examples referenced by the manufacturer include 6Pak, RockSport (including RockSport Black with compression adjustment), and Fox 2.0 as a more limited-travel option compared to long-travel solutions.
6Pak – long-travel motion (GIF)
Manufacturer GIF: example of a long-travel shock solution in the MetalCloak ecosystem.
RockSport – compression motion (GIF)
Manufacturer GIF: RockSport example referenced as tuned for True Dual Rate coils.
RockSport Black – compression adjustment (8 settings) (GIF)
MetalCloak Game-Changer 2.5" is a complete suspension system for the Jeep Wrangler JK built around Duroflex (Kevlar) joints, True Dual Rate coils, Durotrak track bar bushings, and adjustable bump stops for maximum up/down travel. This version is sold without shocks so you can choose the dampers that match your build and driving style.