RB - Bonomi


Komatsu pins and bushings for excavators, mini excavators and earth moving equipment. High quality alternative spare parts, stock availability for prompt delivery. We have pieces for over 150 Komatsu models.

Spare parts Komatsu

R.B. has been committed for over 20 years to offer you high quality Komatsu alternative spare parts for earth moving equipment at the best price.


To date we cover more than 150 models of Komatsu excavators and mini excavators, to discover all models click here.


Our offer includes a wide selection of pins and bushings, shims, oil seals, and tipping links.


For this reason we are able to provide you, in 24/48 hours, a complete set of Komatsu spare parts to cope with any type of repair.

Pins and bushings Komatsu

R.B. produces alternative Komatsu pins and bushings with the best materials and treatments. Our aftermarket parts offer you a perfect alternative to the original both in terms of performance and durability.


Our Komatsu spare parts offer includes: bucket pins and bushings (the ones that generally wear more easily) and also pins and bushings for the other main joints such as swing, boom, arms and cylinders.


Our alternative Komatsu pins are made of steel 42CrMo4 whereas the bushings are made of a special steel with controlled chemistry yoke.

Every item we produce must respect tolerance and quenching standards and undergoes a strict quality control to get you a high-quality product.

Why choose our parts Komatsu

1. Because our Komatsu pins and bushings are Made in Italy and produced with the best materials and treatments to guarantee quality, reliability and safety;


2. Because we offer you the best value for money;


3. Because all our Komatsu spare parts are available from stock for prompt delivery;


4. Because for over twenty years we have been the pins and bushings main partner for more than 2,500 companies all over Europe.


If you want to order one of our alternative Komatsu spare part, you just need to give us the code of the original product or the type of the machine and the position of the piece in it.

You can send us a Whatsapp message to the number +39 331 1131636 with a picture of the pieces you need and their size. We are looking forward to working along with you.

We offer products for a great deal of achines: mini excavators or bigger machinery, new or out of production.

Names of manufacturers, codes, symbols and descriptions are mere references. Thus, the items are not intended as products of the above-mentioned manufacturers.

Interested in spare parts for this brand?
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