Hamilton gearbox repair and rebuild - Reliable 24/7
A & J Machine Rebuilders is your only choice for Hamilton gearbox repair. We have been industrial gearbox repair experts with over 20 years experience in repairing, rebuilding, and reconditioning your Hamilton gearbox.
We rebuild your gearbox back to the original Hamilton OEM specifications at a fraction of the cost of purchasing new equipment. We offer a free inspection and proposal service. Once the your Hamilton Gearbox is inspected for the necessary repairs, we will send a detailed report of our findings along with a proposal li sting the scope of repairs to be completed.

Free Pick Up, Delivery And Free Quotes for every Hamilton Gearbox
All Of Our Work Is Backed By Our Guarantee Not To Chip, Flake, Peel Or Wear Out, Within A Period of A 12, 24, 36 or 48 Month Warranty From Time Of Installation for each Hamilton Gearbox.
Hamilton Gearbox Repair Turnaround
We know how critical it is to get your Hamilton gearbox back in operation as quickly as possible. We’ll provide quality restoration at a fair price, as well as courteous service and quick turnarounds.
We rebuild and recondition all types of Hamilton gearboxes, speed reducers and drives. Free Pickup and Delivery!
"Hamilton Gearbox Rebuild - Expert Repairs for Maximum Gearbox Lifespan!"
24- 48 HOUR TURN AROUND ON EMERGENCY SERVICES
Hamilton Gearbox rebuild services
We can rebuild and recondition your Hamilton gearbox(s) at a fraction of the cost of buying new and save you downtime , regardless of make or model or even if obsolete.
Every Hamilton gearbox undergoes the same 9 step process to ensure accuracy and consistency.
Although A & J Machine Rebuilders prides it self on consistent repairs in a timely manner. We also offer rush repair for Emergency breakdowns which consist of engineers working on your equipment 24/7 until your repairs are finished.
Once your Hamilton Gearbox is received, we will diagnose and send you a repair authorization and quote. The lead times on repairs can change and depend on parts availability and lead time, our current repair schedule, and actual repair times. You may call or email to request specific service for your Hamilton Gearbox and estimated repair times.
Hamilton Gearbox assessment
Our on site assessment using an endoscopic camera will provide photos of bearings and gears. We measure endplay and backlash and will compare to OEM Hamilton gearbox specs. With this information you can plan the repair and manage the cost.
We work with both OEMs and after-market gear manufacturers for the most appropriate solution for Hamilton Gearbox repairs.
We carry out Hamilton industrial gearbox repairs on
- Hamilton variable speed
- Hamilton fixed speed
- Hamilton mechanical changeover
- Worm/worm wheel
- Helical
- Helical bevel
- Spur
- Chain
- Cone or fluid
- Hamilton Seal Replacement
- Hamilton Repair and Part Replacements
- Hamilton Overhaul / Refurbishment
Providing Repairs to following Gearbox lines and many more















Quality Hamilton gearbox repair and rebuild services