Front Upper Lower Control Arms Kit for Jeep Grand Cherokee 1999-2004

In this review of the Front Upper Lower Control Arms Kit for Jeep Grand Cherokee 1999-2004, the bottom line is simple: this six-piece suspension kit is for owners who need a direct-fit replacement that focuses on safety and ride comfort. The reviewer found the kit notable for its precise fitment for 1999 through 2004 Grand Cherokee models and for pre-installed rubber bushings that reduce noise and vibration. This kit is recommended when worn or damaged control arms are affecting handling or comfort and when a matched set for front and rear suspension is desired.

Key Features

• Complete kit: Includes 2x front upper control arms (K640797), 2x front lower control arms (K640773) and 2x rear lower trailing control arms (D251028) so all related mounting points are replaced together for consistent performance.
• Direct fitment: Designed specifically for 1999-2004 Jeep Grand Cherokee models to simplify installation and avoid fitment adjustments.
• Pre-installed bushings: Rubber bushings are installed at the factory to reduce road noise and vibration, improving passenger comfort and isolation over bumps.
• Durability testing: Each control arm undergoes impact, anti-corrosion, wear and fatigue testing with targeted heat treatment on hardware to help ensure long-term reliability.
• Safety focus: Components are engineered for their specific applications to maintain steering geometry and vehicle control for safer driving.
• Support and warranty: Backed by a 12 month warranty and lifetime technical support with a committed response window for customer questions.

Who It's For

The kit is best for Jeep Grand Cherokee owners (1999-2004) who need a matched replacement set for front upper, front lower and rear lower trailing control arms and want an off-the-shelf fit. It suits DIY mechanics comfortable with suspension work and shops that prefer replacing multiple related arms at once to restore handling.

It is not aimed at owners of other model years, vehicles with modified suspension geometry, or those seeking performance aftermarket adjustable arms; those users should look for adjustable or model-specific performance components instead.

Pros & Cons

Pros

• Complete six-piece kit provides coordinated replacement for front and rear lower control points.
• Pre-installed rubber bushings reduce noise and vibration for a smoother ride.
• Engineered and tested for impact, corrosion, wear and fatigue to support safe driving.
• Includes a 12 month warranty and lifetime technical support for buyer confidence.

Cons

• Not adjustable; drivers seeking alignment tweaks or performance tuning will need different parts.
• Installation requires suspension knowledge or professional service for correct alignment after replacement.

Specifications

Fitment	Jeep Grand Cherokee 1999-2004
Kit contents	2x Front Upper (K640797), 2x Front Lower (K640773), 2x Rear Lower Trailing (D251028)
Number of pieces	6 PCS
Bushing type	Pre-installed rubber bushings
Testing	Impact, anti-corrosion, wear and fatigue testing
Warranty	12 months and lifetime technical support

Our Verdict

The Front Upper Lower Control Arms Kit is a sensible value for 1999-2004 Jeep Grand Cherokee owners who want a matched, direct-fit replacement that restores handling and reduces cabin vibration. With pre-installed bushings, engineered testing and a one-year warranty, it covers the practical needs of routine suspension replacement without stepping into performance customization.

Frequently Asked Questions

Will these arms fit my 2001 Grand Cherokee?
Yes, the kit is specified to fit Jeep Grand Cherokee models from 1999 through 2004, including 2001.

Are the bushings installed or do I need to press them in?
The control arms come with pre-installed rubber bushings to save installation time and reduce noise and vibration.

Does the kit include all front and rear control arms needed?
It includes two front upper, two front lower and two rear lower trailing control arms for a six-piece complete set as listed.