We rebuild gearbox units with quality replacement parts that help transit authorities maintain their fleets cost-effectively. The types of units we re-build with our gearbox repair kits include:
Rebuild + Repair
Depend on Us for Rebuilding Gearboxes and Repairing Wheels
Single reduction Double reduction Right angle drive PCC
The advantages of our re-built gearboxes include:
All new bearings, fasteners, shims, and gaskets
Latest propulsion designs
Re-conditioning may be done in small lots
Gearing and shafts evaluated and requalified to reduce costs
Universal compatibility
Re-built to proven specifications
Learn more about Transit Gearboxes.
Tested above OEM specifications for vibration, tempurature & noise
Warrantied
As an authorized source for new gearboxes used on Ljungström Air Preheaters*, as well as for parts and repairs, we have what you need to keep you up and running.
Air Preheater gearboxes are found in coal and oil-fired power generation stations and converted natural gas plants, chemical plants, paper mills, refineries and other manufacturing facilities.
At Penn Machine, we’re the authorized source for these models:
3AP 4AP 5AP 7AP 8AP
For more information, visit our Air Preheater Gearboxes page.
*Ljungström Air Preheater is a registered trademark of ARVOS Inc., Wellsville, NY, formerly Air Preheater Company.
We also repair resilient wheels by replacing the rubber blocks to improve noise control and vibration damping properties cost-effectively and keep solid wheels in top working condition by re-machining them to specifications.
Learn how we can keep your gearboxes and wheels performing good-as-new.
