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KM Truck & Trailer Repair

Heavy-Duty Truck Steering Repair in South Carolina

K&M Truck & Trailer specializes in complete heavy-duty steering repair for commercial trucks in South Carolina. Worn kingpins, loose tie rods, or a leaking power steering pump make controlling a loaded rig exhausting and dangerous. You need expert service from certified technicians to keep your vehicle aligned and compliant. We inspect, rebuild, and repair your steering assembly to ensure accurate handling on every trip.

Professional Commercial Steering Service in South Carolina

When you are moving heavy freight along I-77, I-26, or I-20, loose steering is a major safety hazard. K&M Truck & Trailer knows that driver safety and highway stability come first. If your steering wheel has excessive play or binds during turns, you need a fast, reliable repair team that addresses the issue immediately.
Our mechanics provide complete steering system overhauls and wheel alignment support across South Carolina. We don’t just tighten loose bolts; we replace worn components with heavy-duty parts built for long-distance hauling.

Precision Steering Component Repair for Commercial Rigs

When steering gearboxes and drag links wear down, they create dangerous wander across highway lanes. This looseness damages front tires unevenly and wears out your suspension ahead of time. While precision steering repair keeps your truck tracking straight, full highway safety requires attention to stopping power as well. Combining steering maintenance with expert mobile brake repair keeps your steering crisp and your stopping distances short. Taking care of these critical components protects your steering gear, keeps your tires wearing evenly, and keeps you compliant with DOT rules.

Booking online

Advanced Truck Steering Repair & Rebuilding Service

Our step-by-step steering inspection isolates play and hydraulic loss before it leads to control failure. We test every mechanical joint under load.

Steering Play & Drag Link Inspection

We check kingpins, tie rod ends, and pitman arms for slack or wear.

Hydraulic Pressure Testing

We measure power steering pump pressure and check gearboxes for internal seal failure.

Alignment & System Centering

We align steering linkages to eliminate pull and prevent uneven tire wear.

Solving Steering Failures: Gearbox & Linkage Overhauls

A leaking power steering pump often points to deeper hydraulic issues. A failing gearbox can bind or leak fluid, making slow-speed turning nearly impossible. We deliver full steering overhauls that cover the entire assembly.
If your kingpins are grooved or seized, we press in new pins and bushings for smooth operation. Whether we are repairing steering gearboxes or offering emergency roadside assistance, we treat every job with an uncompromising focus on highway safety.

Choosing Certified Steering Service Over Temporary Adjustments

Many drivers notice a small amount of steering wheel play and assume that tightening the steering box adjustment screw is a fast and inexpensive solution. While this may seem to reduce looseness temporarily, it is rarely the correct repair. In most cases, excessive steering play is caused by worn steering components rather than the steering box adjustment itself. Over-tightening the adjustment screw places unnecessary pressure on the internal gears and bearings, increasing friction and accelerating wear. Instead of solving the problem, this shortcut can damage the steering gearbox and, in severe cases, contribute to steering binding or unexpected steering lockups that compromise vehicle safety.

A properly functioning steering system depends on every component working together under heavy loads and demanding road conditions. Tie rod ends, drag links, kingpins, steering gearboxes, pitman arms, steering shafts, and bushings all experience constant stress from daily driving, rough roads, potholes, and repeated heavy axle loads. As these parts wear over time, steering becomes loose, handling becomes less responsive, tyre wear may increase, and the driver can experience reduced control, particularly during highway driving or when manoeuvring with a fully loaded truck or trailer.

Why choose us

Why Choose Our Mobile Commercial Steering Service?

You shouldn’t have to risk driving a truck with unsafe steering play to a distant shop. Our mobile mechanics and roadside response vehicles bring heavy-duty tools, hydraulic gear, and steering parts right to your facility or location. We diagnose steering bind and fluid leaks before they cause a DOT out-of-service violation. Routine steering checks and proper lubrication keep your rig handling predictably under full payload. If your steering wheel shakes or wanders on the highway, a professional inspection is the best way to safeguard your rig.

Heavy-Duty Equipment

We use industrial presses, pullers, and hydraulic test tools built for Class 7 and 8 trucks.

Emergency Roadside Service

If a tie rod snaps or a pump fails on the highway, we respond quickly with roadside support.

Complete System Checks

We inspect steering shafts, universal joints, power steering lines, and fluid reservoirs.

DOT Safety Compliance

We verify that all steering play tolerances meet strict Federal Motor Carrier guidelines.

FAQs

Steering wheel play is usually caused by worn tie rod ends, loose drag links, worn steering shaft U-joints, or internal gear wear inside the power steering box.
Key symptoms include uneven front tire wear, wheel shimmy at high speeds, popping noises when turning, or difficulty holding a straight line on the highway.
Yes. Our mobile technicians can replace burst power steering hoses, tighten loose fittings, and refill hydraulic systems at your breakdown site.
DOT regulations state that steering wheel play should generally not exceed 2 inches on a 20-inch steering wheel. Excess play will result in an immediate out-of-service violation.
Pulling is typically caused by improper wheel alignment, uneven tire pressure, worn tie rods, or a sticking brake caliper on one side of the steer axle.