1994-2004 Mustang Lower Control Arms | Front Pair, Ball Joints

1994-2004 Mustang lower control arms, front pair with ball joints

1994-2004 Mustang Lower Control Arms – 2x Front Suspension Lower Control Arm & Ball Joint Kit for Ford Mustang, K620899 K620900

Dhs. 688.91

1994-2004 Mustang Lower Control Arms – Front Pair with Ball Joints

These 1994-2004 Mustang lower control arms come as a front pair, one left and one right, each supplied as a complete assembly with the ball joint and bushings already in place. The supplier lists the set for the Ford Mustang from 1994 to 2004, all models, under reference numbers K620899 and K620900. The arms are steel with a powder-coated finish and rubber bushings. Easy Life Markets offers them as a matched pair, which is how front lower arms should be replaced on a car of this age.

On this generation of Mustang the front lower arm does a lot of work. It locates the bottom of the spindle, it carries the coil spring, and its ball joint is the pivot the wheel steers on. After twenty or thirty years the rubber bushings harden and crack, and the ball joint develops play. The car starts to wander, the front tyres wear on the edges, and you hear a clunk over bumps. Pressing new bushings and a new ball joint into an old arm is possible, but it is slow work and needs a press. A complete control arm assembly replaces all the wearing parts in one go.

What You Get

1 x front left lower control arm with ball joint
1 x front right lower control arm with ball joint

The supplier describes both as complete assemblies that include the ball joints and bushings. Mounting bolts, nuts, coil springs, spring isolators and fitting instructions are not listed as included, so plan to reuse or replace your own hardware.

Specifications

Product type: Front lower control arm with ball joint, pair
Placement on vehicle: Front, lower, left and right
Material: Steel
Bushings: Rubber
Surface finish: Powder coated
Reference numbers: K620899, K620900
Quantity: 2 pieces
Brand: Unbranded aftermarket
SKU: CJQT297617301AZ

The supplier does not publish weights, ball joint taper sizes or bushing dimensions for this set.

Compatibility

The supplier lists this pair for:

Ford Mustang, 1994–2004, all models

That covers the fourth-generation car. Still, "all models" is the supplier's wording, and these Mustangs were built in several trims over eleven years, so it is worth a few minutes of checking before you buy:

Look up the reference numbers. Search K620899 and K620900 in a parts catalogue and confirm they are listed for your year and trim.
Check for previous modifications. Many of these cars have been lowered or converted to coilovers or tubular arms. If yours no longer has the standard front suspension layout, compare the parts carefully.
Compare the old arm with the photos. Look at the spring seat, the two inner bushing positions and the ball joint location.
Ask us. If you are unsure, send us your VIN and a photo of the old arm and we will help.

Symptoms of Worn Lower Arms on a Mustang

A clunk from the front when you pull away, brake or cross a speed bump
Steering that feels vague around the straight-ahead position
The car pulling or darting under braking
Inner or outer edge wear on the front tyres that returns after an alignment
Cracked or split rubber at the inner bushings
Movement at the ball joint when the wheel is levered up and down with the car on stands

Installation Advice

This is not a beginner's job, because the front coil spring sits on the lower arm and is under a great deal of load.

Use a proper coil spring compressor, or support the arm with a jack and lower it slowly and in full control. A spring released suddenly can cause serious injury.
Support the car on axle stands on a solid, level floor. Never work under a car held only by a jack.
Separate the ball joint from the spindle with a ball joint separator. Hammering on the spindle can damage it.
Leave the inner bushing bolts loose until the car is back on its wheels at normal ride height, then torque them to the Ford service manual figure. This stops the rubber bushings from being twisted at rest.
Fit a new cotter pin or locking nut at the ball joint as your service manual specifies.
Have the front alignment set straight after the job.

The supplier recommends professional installation, and for a part that carries the spring and the steering pivot we agree. If you have not done front spring work before, give this one to a workshop.

Rubber Bushings and a Powder-Coated Finish

The bushings in these arms are rubber, the same type of material used in the standard suspension. Rubber soaks up road noise and vibration better than harder bushing materials, so it suits a road car that you want to stay comfortable. The powder coating is there to slow down rust on the steel, which matters on a part that lives low down in road spray. The supplier says the arms are quality tested and built to match the original for fitment and strength. We pass that on as the supplier's claim; no test data is provided with the listing.

Who Should Buy This Pair

It is a sensible choice for owners keeping a fourth-generation Mustang on the road as a daily driver or weekend car, for anyone rebuilding a tired front end before an alignment, and for workshops that want both sides ready on the bench. If you are building a track car with stiffer bushings in mind, note that these use rubber.

Common Questions

Are the ball joints already fitted? Yes. The supplier lists each arm as a complete assembly with ball joint and bushings.

Is this a genuine Ford part? No. It is an unbranded aftermarket pair sold under the reference numbers K620899 and K620900. It is not a genuine part of the vehicle maker.

Can I replace just one side? You could, but the other side has done the same mileage. A pair keeps the handling even and saves a second alignment.

Buy the 1994-2004 Mustang Lower Control Arms at Easy Life Markets

Order the left and right pair here. The current price and availability are shown on this page. Please take a moment to read our return and refund policy before you buy.