Traction Air Parts



We offer field and technical service and product support 24/7.

We also have a full reconditioning service.

  • Pressure Cells
  • Wheel End Rotors
  • ECU (including GPS software upgrades)

We have a pressure cell service exchange options, see more information below.

Note: If you have an early TractionAir system we have cost-effective key component upgrade kits so you can have the latest technology without replacing the system.

If you would like to look at replacing your current Traction Air system or upgrading to the latest EM-Series please contact us.

Standard Wheel End Mounting CC 920x660

Conventional Rotator

Product Code: TADCCC

Shown on a Rockwell Axle Bridge Assembly. 


Rotator Hub Reduction Heavy Duty

Product code: TADCHRHD

Shown on a Scania Hub Reduction Axle Bridge Assembly.



Early Version Hub Reduction Rotator

Product Code: TADCEL

Now superseded by the TADCHRHD.

Shown on a Scania Hub Reduction Axle Bridge Assembly. 


Low Profile Rotator

Product code: TADCHR

For use in front wheel and low profile clearance applications.

Inner Wheel Hose

Inner Wheel Hose

A = Overall length

From the inner wheel valve stem to rotators - Traction Airhose with straight valve stem hose tail.

Outer Wheel Hose

Outer Wheel Hose

B = Overall length

From the inner wheel valve stem to rotator - Traction Air hose with 180° U bend valve stem hose tail.

Truck External Feed Hose

External Feed Hose

C = Overall length

From the tee between the wheels to wheel rotators - Traction Air with a straight and 45° hose tail.

Bridges are supplied based on the make and model of your vehicle, please notify us before ordering. 

Conventional Rotor Bridge Assembly

  • Rockwell 
  • Fuso
  • Nissan
  • Isuzu
  • Hino

Heavy Duty Rotor Bridge Assembly

We stock all makes and models including:

  • Mercedes-Benz
  • Scania
  • Hubreduction

Pressure Protection Valve

Pressure Protection Valve

Product code: TAPR2-90

This valve protects the integrity of the vehicle's brake system and must be installed vertically with the white plastic "knob" facing up.

Tee Block Mounting 90

Tee Mounting Block

90° Tee - shown fully assembled

Tee Block Mounting 45

Tee Mounting Block

45° Tee - shown fully assembled

We offer a pressure cell exchange service.

We provide a pressure cell exchange service for all our models where you can send us your damaged unit, and in return, we'll send you a reconditioned pressure cell unit. We only charge for the repair cost, not the cost of a new unit. This serves as an excellent backup support solution.

For individual pressure cell components, we recommend purchasing only the filter element assembly and replacement filter element.

Our 24/7 parts on-call service ensures rapid component exchange, guaranteeing uninterrupted operations and significant cost savings.


Replacement Filter Element

Product Code: TAAFE

Filter Element Assembly

Product Code: TAAF8


For more information get in touch with the TRT Traction Air specialists.