TopDog Heavy Equipment Parts

TopDog Heavy Equipment Parts

Tempe, AZ

TopDog Heavy Equipment Parts offers a full-line of aftermarket products that are designed to OEM standards for excavators, dozers, loaders, and graders. We provide aftermarket solutions for the most popular brands of construction machinery including Caterpillar, Case, John Deere, Komatsu, Bobcat, Kobelco, and many others.


For over 15 years, our team has improved the performance of manufacturing and distribution operations for huge corporations all over the globe. We created TopDog Heavy Equipment Parts because we recognize there is a better way of providing service to our customers. Our cutting-edge research allows us to uniquely understand the vital role that supply chain relationships play in creating a competitive advantage for your company.


We look forward to the opportunity to develop a partnership with our customers. Allow us to create a spare-parts inventory analysis and replenishment program with you which frees cash to grow your business without increasing your expenses. Anyone can claim to have the lowest prices – but how good will their service be? TopDog Parts is offering far more than parts – we are dedicated to creating a partnership where you never compromise on quality parts, competitive prices and the “white glove” service level. We offer to ship parts to all of the United States.


Today’s competitive environment means your business cannot afford machinery downtime. TopDog Heavy Equipment Parts ensures the availability of more than 100,000 different products – most available for next-day arrival to your door. Our “Outrageous Guarantee” means that we know we’re delivering the highest quality products…and so do you! 

We are dedicated to being your supplier of choice for new, high-quality, aftermarket heavy equipment parts. Our products are designed and manufactured to meet (or exceed) your OEM equipment standards. All products are guaranteed against workmanship defects under normal use and service after proper installation.



Please note: Paint defects are not considered workmanship defects.


Returns: Please contact us for an RMA number. Once received at the warehouse, the damaged part will be inspected to ensure the damage was workmanship related and we will immediately issue your refund.

We worry about exceptional product quality so you don’t have to!


We want you to be 100% satisfied with your purchase. Therefore, Items must be in new, un-used condition and must include all materials originally received to be eligible for return. We will gladly replace your item or refund 100% of the sales price.  


Shipping costs are non-refundable.


All returns must be pre-approved. Please contact us prior to shipping your items so we may issue an RMA (Return Material Authorization) number. Unfortunately, returns received without an RMA number will not be accepted. 

For all other returns, shipping must be paid by the customer. Paint defects are not considered “damaged” item(s).


Product Guarantee

We offer the highest quality products available in the industry.  

Our products are guaranteed against workmanship defects under normal use and service after proper installation.  


If you believe that your item failed due to manufacturing quality issues, please contact us for an RMA number.  

Customer must pay return shipping and item will be inspected upon receipt. If the failure is deemed to be manufacturing related, we will refund some, or all, of the purchase price as well as your return shipping cost.  


Thank you for your order – we look forward to exceeding your expectations! 

TopDog Heavy Equipment Parts Products

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