Parts Un-Ltd

"We have the parts to keep you moving"
Allison Transmissions Parts

How Our Large IN STOCK Inventory Benefits You:

Less down time for equipment
Make one phone call to locate parts
Consolidate multiple shipments into one
NO third party markup
Same day shipping on most orders

Parts Un-Ltd. guarantees our new surplus parts to be in new condition and to represent the highest quality grade per the specifications of the OEM. New surplus parts offer outstanding price savings. Please remember, if we have a limited supply in new surplus, we often offer the part in a different condition.
View Allison New Replacement Inventory:
New Replacement Allison Transmission Parts
Over 1,000 line items!
Parts Un-Ltd. has been supplying new replacement parts for over 25 years! Our in-house machine shop utilizes the latest CNC Lathe and Mills. This allows us to have direct control over quality standards and production schedules. It also gives us the ability to make small production runs at a reasonable price and the ability to make parts upon request. The items we do not manufacture, we source from trusted suppliers who have been selected from the very best in the industry.
View Allison Rebuilt Inventory:
Remanufactured Allison Transmission Parts
Over 200 line items!
Parts Un-Ltd. has supplied rebuilt components for over 25 years! We guarantee our rebuilt parts to meet or exceed OEM specifications for material finish and dimensions. The items we do not rebuild, we source from trusted suppliers who have been selected from the very best in the industry.
Used parts are often overlooked as an extremely economic alternative when compared to new. Parts Un-Ltd. offers guaranteed used parts for a fraction of the cost. We have invested in having the most comprehensive inventory of used parts on the shelf. The benefit to you is greater selection with same day availability on most parts ordered.