Gallery &
Video library.

OptiMax fleet overview

A walkthrough of the full GRE OptiMax wagon fleet — from the ultra-light Barracuda skeleton to the 84t-payload Goliath coal tippler.

Scheffel bogie — how it works

An animation and engineering breakdown of the self-steering mechanism that sets the Scheffel bogie apart on curves and turnouts.

Tank wagon build timelapse

End-to-end build of the 57 000L OptiMax tank wagon, from steel plate to certification — in record time.

Heavy-haul corridor footage

Real corridor footage of GRE wagons operating under loaded conditions on South Africa's most demanding rail routes.

Workshop & manufacturing tour

Inside the GRE manufacturing facility — the jigs, welding bays, and inspection stages that every GRE wagon passes through.

Super Light range launch

Introduction of the new MKV-SL and MKVII-SL Scheffel bogie variants — lighter, greener, and pushing axle-load boundaries.

Client testimonial & corridor results

Operators share the results — rail wear, wheel wear, fuel savings, and fleet availability — after switching to GRE wagons with Scheffel bogies.