Transmission Gears & Parts for PSA Group Gearboxes – MLGU & M40 Series

Keep your commercial fleet moving with our professional-grade transmission components for the PSA Group Gearboxes vehicle range.

This collection is dedicated to providing high-precision "hard parts" for the Fiat Ducato, Peugeot Boxer, and Citroen Jumper (Relay). Whether you are performing a routine 5th-gear repair or a complete M40 gearbox overhaul, our PSA Group Gearboxes components are engineered to withstand the high-torque demands of modern HDi and Multijet engines in 2026.

Specialized Gearbox Coverage:
We provide comprehensive support for the heavy-duty manual transmissions found in large-format commercial vans, including:

MLGU Series: Precision gears and synchronizers for the 5-speed and 6-speed manual units.
M40 (M32/M20 variant) Series: Heavy-duty shafts and gear sets designed for high-capacity load hauling.
ML6C & 20DM Series: Specialized components for the mid-range and passenger-focused PSA van variants.

Why Source Your PSA Parts from Us?

SRT Gear Industry Engineering: All our components are manufactured by SRT Gear Industry, using premium heat-treated steel to ensure maximum resistance against gear pitting and fatigue.
OEM-Spec Precision: Every part is designed to meet or exceed original dimensions and tooth counts, ensuring perfect synchronization and quiet operation.
Commercial Reliability: We understand that downtime is costly. Our parts are built to 2026 durability standards to ensure your Fiat Ducato or Peugeot Boxer remains reliable under heavy commercial use.

Supported Vehicle Platforms: