SKU: 57214821660

Fits Jeep Wrangler JK/Wrangler Unlimited (2007-2018) Long Arm Upgrade Kit 78600U

$787.48 $874.98
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Ships within 48 hours · Estimated delivery Jul 20 - Jul 25

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For Your Every Summer RSVP, with Code: SUMMER15

Description

Fits Jeep Wrangler JK/Wrangler Unlimited (2007-2018) Long Arm Upgrade Kit 78600ULong Arm Upgrade Kit Jeep Wrangler JK (2007 2018) Transform your 4in kit into a full fledge long arm setup with Rough Country's 4in Long Arm Upgrade Kit. This incredible upgrade converts your Rough Country 4in standard or 4in X series kit into an extremely capable 4 link Long Arm suspension design. This upgrade gives your Jeep incredible flex and unbelievable clearance at a fraction of the cost of buying an entirely new kit. The 4 link setup includes

Long Arm Upgrade Kit - Jeep Wrangler JK (2007-2018)

Transform your 4in kit into a full-fledge long arm setup with Rough Country's 4in Long Arm Upgrade Kit. This incredible upgrade converts your Rough Country 4in standard or 4in X-series kit into an extremely capable 4-link Long Arm suspension design. This upgrade gives your Jeep incredible flex and unbelievable clearance at a fraction of the cost of buying an entirely new kit. The 4-link setup includes a full set of front and rear upper and lower adjustable control arms giving you full control to adjust the wheelbase and pinion angle. Each arm features Rough Country's adjustable flex joints with durable rubber bushings and is constructed out of durable heavy-wall DOM tubing for a long lifespan of flex and performance. All brackets are made of a thick 1/4in thick high tensile strength plate steel. Rough Country's 4in kit boasts an easier install process than most long arm kits, with no welding and no removal of the factory crossmember required for installation. The kit also includes extended stainless steel brake lines and coil correction plates making it that much faster and easier to install. Includes a Lifetime Replacement Guarantee!


Features:

  • Incredible articulation No welding required True 4-link setup with new, longer travel arms Prevents binding and rear-steer Coil correction plates correct the rear coil spring angle by 10 degrees, allowing them to function more efficiently
  • Gain unparalleled axle flex while keeping pinion angles optimized X-Flex control arm features: durable OEM style rubber bushings
  • Flex joints are fully rebuildable
  • Flex joints feature a massive 2.5" diameter body and 1.25" thread
  • Fully greaseable.

Application:

Year Make Model Submodel
2007-2017 Jeep Wrangler Rubicon
2007-2017 Jeep Wrangler Sahara
2010-2017 Jeep Wrangler Sport
2007-2017 Jeep Wrangler Unlimited Rubicon
2007-2017 Jeep Wrangler Unlimited Sahara
2010-2017 Jeep Wrangler Unlimited Sport
2016-2016 Jeep Wrangler 75th Anniversary
2016-2016 Jeep Wrangler Sport S
2016-2016 Jeep Wrangler Unlimited 75th Anniversary
2016-2016 Jeep Wrangler Unlimited Sport S
2011-2011 Jeep Wrangler 70th Anniversary
2011-2011 Jeep Wrangler Unlimited 70th Anniversary
2007-2010 Jeep Wrangler Unlimited Sahara
2010-2010 Jeep Wrangler Unlimited Sport
2007-2010 Jeep Wrangler Unlimited X
2007-2010 Jeep Wrangler X
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 57214821660

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4.2 ★★★★★
Based on 9 reviews
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N
Nathaniel Ramos
Whiting, US
★★★★★ 5
Comfortable Stretch Shirt with a Clean, Fitted Look for Everyday Wear
Color: Black, Size: Large
This short sleeve button-down shirt is made from a lightweight fabric with a soft texture and noticeable stretch, giving it a flexible and easy-to-wear construction. The material drapes cleanly and maintains a structured appearance during regular use. The fit is tailored with a more defined cut through the chest and sleeves, creating a streamlined silhouette. The fabric holds its shape well and shows limited wrinkling compared to heavier woven materials, helping it maintain a neat appearance over time. Stitching and construction appear solid, with consistent button alignment and secure seams throughout. The collar retains its structure after repeated wear, and the overall build quality remains stable after multiple uses and washes. The fabric composition allows for a lighter overall feel, and the design works well across different styling combinations depending on the setting. Overall, it is a well-constructed button-down shirt with a tailored fit, flexible fabric design, and consistent build quality suitable for regular use.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 21, 2026
E
EverydayConsumerEddy
Dallas, US
★★★★★ 5
Comfortable everyday shirt with a clean fit and great price
Color: Light Grey, Size: Medium
This is a really comfortable short sleeve button down that feels easy to wear right out of the package. The material has a nice stretch to it which makes it move with you instead of feeling stiff, and it lays nicely on the body for a more fitted but still relaxed look. It keeps a pretty clean shape throughout the day and does not wrinkle too badly compared to heavier shirts, which helps it look put together without much effort. The fit is one of the better parts since it sits well through the chest and shoulders without feeling tight, and the sleeves have a nice taper that gives it a more modern look. Stitching and overall construction feel solid, and the buttons and seams seem secure and well aligned. It works well for casual wear or even a more dressed up casual office setting depending on how you style it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 23, 2026
R
RJ
Los Angeles, US
★★★★★ 3
Decent fit, comfortable, but washed out black color
Color: Black, Size: Large, Color: Black, Size: Large
This shirt fits well and sits comfortably through the shoulders and chest. The stretch in the material helps it move easily, and the cut works fine for casual or office use. The overall feel is straightforward and easy to wear. The black color is more like a washed or faded black rather than the rich black I was expecting. It doesn’t have that deep tone that stands out, and the material itself doesn’t give off a premium impression. It still works fine for regular wear and doesn’t cause any issues while moving around. Even with the lighter black tone and the average material, the fit and comfort make it a decent shirt for everyday use or simple business‑casual outfits.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 20, 2026
K
KH86
Massapequa, US
★★★★★ 5
Mens Muscle Fit Short Sleeve Button Down Dress Shirt
Color: Light Blue, Size: Small
This shirt feels light and comfortable, with a soft stretch that makes it easy to move in. The muscle‑fit cut highlights the chest and shoulders without feeling tight, giving it a clean, modern look. The fabric stays breathable on warm days, and the short‑sleeve button‑down style works well for office wear or casual outings. It pairs easily with jeans or dress pants. Pros: - Soft, stretchy fabric for comfort - Athletic muscle‑fit silhouette - Breathable for summer wear - Versatile business‑casual style - Works well for office, travel, or weekends Cons: - Fabric is thin, so an undershirt may be needed - Fit runs snug across the chest for some Summary: A lightweight, stretchy summer shirt that gives a clean, fitted look for work or casual days.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 25, 2026
O
Verified Purchase
oscar
Carnegie, US
★★★★★ 5
Es ok
Shirt a little too see through but just what I wanted feels nice and cool in the sun
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 10, 2026

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