Best price guarantee: Always cheaper than the competition!*

We offer you the best price on the market for all traction drives.
Ask now and receive your favorable offer within a maximum of 12 hours.

Final drive Yanmar YB121

Final drive, track motor for Yanmar YB121 mini excavator, part numbers: 172137-73350, 172137-73351.

We supply traction motors for Yanmar excavators, Yanmar midi excavators and Yanmar mini excavators in top quality.

Final drive, track drive, track motor Yanmar YB 121, Yanmar YB 121U mini excavator.

Yanmar YB 121 mini excavator final drive part numbers as reference
–  Yanmar YB121: 172137-73350, 172137-73351

Technical data Yanmar YB121 mini excavator

Operating weight of Yanmar YB121 mini excavator: 1,5 to.
Weight of drive motor Yanmar YB121: approx. 25,0 kg
Fastening screws machine side: 8xM10
Fastening screws drive wheel side: 9xM10
Yanmar YB121 mini excavator final drive In stock

We offer for your Yanmar YB121 mini excavator a complete track drive unit, with gearbox and drive motor.

The Yanmar YB121 mini excavator travel drive is in stock, which results a short delivery time. With a delivery service you can get the final drive within 2 to 4 days!


We supply only new and high quality travel drive units!
To satisfy this requirement, we provide final drives only from well-known OEM manufacturers such as Bonfiglioli, Brevini, Daikin, Eaton, Hy-Track, Kayaba, Kawasaki, Nabtesco, Nachi, Rexroth, Sumitomo, Teijin Seiki, Tong Myung, Trasmital and other market leading manufacturers.

Find other Yanmar final drives, track motors for Yanmar excavators and Yanmar mini excavators.

Contact us
Phone: +49 (0) 911 989 53 804
Fax: +49 (0) 911 989 53 805

Contact form

Get a quote

  • Please note that we currently only deliver to Europe.
  • This field is for validation purposes and should be left unchanged.

*If you should discover a cheaper offer before ordering, we will undercut it by at least 50€. Please send us the comparison offer by e-mail to before ordering.

Scroll to Top