OEM Mitsubishi Steering Racks and Gear Boxes

Where Your Steering Input Goes

When you turn the wheel, the steering rack or gearbox converts that motion into side-to-side movement that turns the front wheels. Most Mitsubishi cars and crossovers use rack-and-pinion steering, while some older body-on-frame trucks and SUVs use a steering gearbox with linkage. Assist comes from either a hydraulic pump or an electric motor, depending on the model and year.

Steering Parts in This Category

• Steering rack assemblies for rack-and-pinion systems
• Steering gear boxes for vehicles with linkage-style steering
• Rack boots and bellows that keep dirt and water out
• Mounting bushings and brackets that hold the rack firmly in place
• Power steering pressure and return lines for hydraulic systems

Why a Factory Rack Feels Right

Steering ratio, rack travel, and mounting geometry all affect how your Mitsubishi responds to input. A rack with slightly different dimensions can change turning radius or cause bump steer. On electric power steering systems, the rack and assist motor work with the vehicle's electronics. Genuine Mitsubishi racks are built to the original specifications, so they bolt in without modification and work with your existing steering components.

Diagnosing Before You Buy

Read the symptoms

Fluid on a rack boot suggests an internal seal leak. A clunk over bumps can be worn rack bushings. Loose, wandering steering may be the rack, but also check tie rod linkages and ball joints first, since they're cheaper to replace.

Check the assist system

Heavy steering on a hydraulic system may come from a failing power steering pump rather than the rack. On electric systems, a steering warning light calls for a scan tool diagnosis.

Replace boots early

A torn boot lets grit into the rack. Replacing it promptly can save the rack itself.

Fitment and Installation Notes

Steering racks vary by model, generation, drivetrain, and assist type, so confirm your part number with your VIN. Vehicles using a gearbox also rely on pitman and idler arms, which are worth inspecting during the job. Plan on a wheel alignment after any rack or gearbox replacement, and some electric systems may need steering angle calibration with a scan tool. If your model's procedure is unfamiliar, have a qualified technician handle it.

Steering Rack Key Points

• OEM racks preserve factory steering ratio, feel, and mounting geometry.
• Rule out tie rods, ball joints, and the pump before replacing the rack.
• Replace torn boots quickly to protect the rack.
• Always get an alignment after replacement.

Mitsubishi Steering Rack Questions Owners Ask

How do I know my steering rack is failing?

Common signs include fluid leaks at the boots, clunking, loose or wandering steering, and uneven steering effort.

Do new steering racks include tie rods?

Some assemblies include inner tie rods; outer tie rods are usually separate. Check the product details.

Do I need an alignment after replacing a steering rack?

Yes. Rack replacement changes toe settings, and skipping alignment causes tire wear and off-center steering.