// Automatic Transmission Repairs & Overhauling

Transmission Rebuilding and Replacement

Transmission Rebuilding & Replacement

When diagnostics point to internal wear or major failure, Al Najah Auto Repairing provides professional-grade transmission rebuilding and full unit replacement services. Our process involves complete teardown, inspection, replacement of worn components, and recalibration—restoring power flow, shift timing, and performance to factory condition. Whether you drive automatic, manual, or CVT, we offer solutions tailored to your transmission type and budget.

Complete Transmission Rebuild

Every gear, seal, clutch, and band inspected and replaced as needed.

Factory-Spec Calibration

Post-rebuild tuning for clutch timing, solenoid behavior, and shift curves.

OEM Transmission Replacement

Installation of brand-new units for long-term reliability and performance.

Torque Converter & Seal Kit Upgrade

Preventative replacements to enhance efficiency and reduce slippage.


Every rebuilt transmission from Al Najah is bench-tested, dynamically calibrated, and backed by a service warranty. We document each step—from fault identification to final test drives—ensuring you’re never in the dark. Get back the confident shifting and power delivery your vehicle was designed for.

Clutch Pack Replacement
Gear Train Overhaul
Hydraulic System Restoration
Test Bench Verification


Engine Diagnostic
Engine Components
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