About Us

TopDog Heavy Equipment Parts is Dedicated to Being Your Supplier of Choice for Heavy Equipment Parts

TopDog Heavy Equipment Parts offers a full-line of aftermarket products that are designed to OEM standards for excavators, dozers, loaders, graders and more. We provide aftermarket solutions for the most popular brands of construction machinery including Caterpillar, Case, John Deere, Komatsu, Bobcat, Kobelco, and many others. Are you in the market for 'good' used parts? Allow us to utilize our vast network of salvage yards across the US. We'll do our best to find someone who has a dismantled machine with the parts you need.

For over 19 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.

Excavators — Excavator Close Up in Mesa, AZ

Call (480) 569-3406 for all your replacement part needs!

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 sourced from new, aftermarket manufacturers are guaranteed against workmanship defects under normal use and service after proper installation.

Please contact us for an RMA number and we will arrange return shipping from your location back to our warehouse. 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!

Product Returns

If you no longer need or want the product you ordered, we are happy to take back your part in new, unused condition. Customer must pay shipping for non-warranty product returns. Please contact us for an RMA number before shipping your return. Manufacturer’s policy is to refuse delivery for parts shipped to the warehouse without an RMA number. After receipt and inspection at the warehouse to ensure new, unused condition, we will immediately refund 100% of your purchase price (excluding shipping).