Differentials is the largest aftermarket product range we supply. We have the largest selection of earthmoving service exchange scheme on Volvo and Bell differentials.  We supply  high quality differential parts that are durable and maximize the productivity of your machine. We stock a complete range of components for differential centre portions:

  • Crown Wheel and pinions
  • Side gears
  • Bevel Gears
  • Spider Crosses
  • Helical reduction gears
  • Shafts
  • Thru Shafts
  • Clutch packs
  • Pressure Rings
  • Bearings
  • Seals

We offer spares, repairs, service exchange and outright purchases.

Our services include:

  • New and used part sales
  • Repairs
  • Outright sales
  • Service exchange
  • Commissioning at no charge within 150KM radius

We also offer a strip and quote service exchange service that works as follows:

  • PTT Receives the damaged differential from the customer
  • PTT offers a service exchange unit to limit down time for the customer
  • PTT strips the component to ascertain the required repair
  • PTT notifies the client of the required repair and supplies a quotation for the required work.
  • Once the repaired differential is complete, it is returned to the client and the service exchange unit returned to PTT
Earthmoving equipment Differentials


TLB’s, ADT’s, Rigid Haulers, Dozers and Front End Loaders.

  • Bell ADT’s B17-B50 Differentials
  • Bell TLB 315SG / 315SJ Differentials
  • Bell Front End Loaders
  • Volvo ADT
  • Volvo Front End Loaders
  • Volvo TLB’s
  • CAT
  • Terex TR Rigids
  • Terex TA Series
  • ZF Diffs
  • Eaton Differentials
  • Spicer Diffs
  • Dana Diffs


Please note that the above mentioned brand names are for reference purposes only.