Install notes and evidence

Synergy Manufacturing source wording says: The Synergy 8 Inch Stretch Kit for 2 door JK's uses weld on brackets and long arms to improve your two door JK wheel base for optimal off-road capability.. Treat this as a full suspension/lift planning item. Verify platform, lift height, gas/diesel/4xe/392 variant, shock or coilover package, control-arm path, alignment/caster, tire goal, bump stops, brake lines, driveline clearance, and final loaded vehicle weight before checkout.

Product-specific install PDFs or videos are not captured for this record yet. Treat this as a source gap before quote, checkout, or labor planning.

Suspension & liftsNeeds vehicle setup checkProduct image available

Synergy Manufacturing

Synergy Jeep JK 2 Door 8" Stretch Kit

Vendor fitment: 1997-2018 JK Wrangler, LJ Wrangler Unlimited, TJ Wrangler. Suspension & lifts fitment from the vendor source. Confirm final options and fitment on the vendor page before purchase.

The Synergy 8 Inch Stretch Kit for 2 door JK's uses weld on brackets and long arms to improve your two door JK wheel base for optimal off-road capability. This Kit can be used with coil buckets and shocks or coil over set up. This kit requires custom fabrication for shock mounts. Features: Adjustable rear upper & lower long arms designed to maximize ground clearance Lower control arms are manufactured from high quality crush resistant 2 inch X .250 Wall 1026 DOM tubing Upper control arms are made from high quality crush resistant 1 1/2 inch X .188 Wall 1026 DOM tubing Synergy double adjuster sleeve & pinch bolt assembly allows for adjustment of control arm link length without removal Feat...

SKU

8034-03

Price

$1,480

Role

review candidate

Start build with this part Vendor/source

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For full build planning, tire/lift/wheel combinations, or a recommendation path, use the main Ask Rig Builder advisor.Open Ask Rig Builder

Question

What lift height is this for?

Suspension lift height

This is a 2.5-3 inch lift-height family. Verify the exact engine, drive side, spring-capacity variant, and loaded vehicle weight before quoting because those choices can change final stance.

Sources

- Synergy Manufacturing product page: https://www.synergymfg.com/jeep/jeep-jk/suspension-parts/synergy-jeep-jk-2-door-coil-spring-8-stretch-kit.html

- Source text: Verify platform, lift height, gas/diesel/4xe/392 variant, shock or coilover package, control-arm path, alignment/caster, tire goal, bump stops, brake lines, driveline clearance, and final loaded vehicle weight before checkout.

Fitment and build notes

Vendor catalog record promoted for browsing. Final fitment, install dependencies, and shopper selection still require review before checkout.

For a lift, the last check is the complete Jeep setup: exact year/model/trim, doors, engine, lift variant, target tire size, wheel width and offset/backspacing, bump stops, flare/fender clearance, gearing, spare support, added bumper/cargo weight, and whether a shop is installing it.

Readiness

Fitment statusUseful for a shortlist, but exact vehicle setup, dependencies, or purchase path still need review.Needs vehicle setup check

Evidence levelNeeds source collection and claim-level review before it should be treated as recommendation-ready.Evidence review needed

Install docsNo product-specific install PDF, install support link, or official video is captured for this record yet.Source needed

Product imageProduct image available

Purchase pathUse for build planning or a shop quote

Visual prioritymedium

Source-backed facts

Fact summary

Models: JK Wrangler, LJ Wrangler Unlimited, TJ Wrangler; Years: 1997-2018; Source: xcart_html; Captured: 2026-05-12