Rebuilt Allison Off Highway Transmissions Remanufactured Service Aftermarket & OEM Parts, CLT5860, CLT5960, CLT6061, CRT3331, CRT3531, S6620, S5610, S6610, M5610


allison transmissions

allison transmission parts

allison transmission services 


Rebuilt Allison Transmission
Built to Your Specific
Application. Both Off-Highway & On-Highway


Quality Manufactured New Replacement Parts Designed to Meet or Exceed OEM Specifications. 


Repair and Return / Support / Field Service / Exchange Program / Equipment & Truck R&R








Copeland International Transmissions, is your source for Allison Transmissions in many conditions; rebuilt, remanufactured, refurbished, reconstructed in addition to new transmissions, used, cores. We offer many parts both New Genuine Allison Transmission Parts (through our Dealership through Terex Corporation), New USA Made Aftermarket Allison Transmission Parts (Reverse Engineered and Tested for Compatibility), New OEM Allison Transmission Parts (Parts that are still manufactured by the original machine shop, seal & gasket companies, gear and shaft, drop box disconnects, torque converter, clutch plates and many more). We also keep a large stock of hard to find good used parts and rebuilt parts and components.

Since 1979 Copeland International Transmissions has been serving the Energy, Construction, Farming, Marine and Material Handling Industries. We have a strong commitment to customer satisfaction, product excellence and premier service. Since 1996 Copeland International Transmissions has been supplying the current product we are known for today; Our Rebuilt Allison Transmissions or “Copeland Transmission”. We specialize in not only recent Allison Transmission models but more importantly the hard to find antique or late model/legacy transmissions. We are committed to supporting these transmissions and can offer Outright, Exchange, Repair & Return (time & material) as well as custom design and fits for your specific application! When you receive your Copeland Allison Transmission, rest assured that our product has been thoroughly Dyno Tested with Load (simulated scenarios the transmission would experience) to ensure that you receive a fully functional and ready to go product that is will last for many years to come.

Below are some models we service and offer in complete rebuilt condition for Off-Highway & Specialized Applications:

CRT3331, CRT3531, CRT3000, CLT4460, CLBT4460, CLT5860, CLBT5860, CLT5960, CLBT5960, CLT6061, CLBT6061, CLT5861, CLBT5861, CLT5961, CLBT5961, M5610, S5610, 5610, H5610, S6610, M6610, 6610, 6610H, S6620, M6620, 6620, 6620H, 5600, M5600, S5600, 5600H, 6600, S6600, M6600, 6600H, H6600, CLT6062, CLBT6062, CLT6063, CLBT6063, HT750DRD, HT750, HT750DRDDB, HT754, HT754CR, HT754CRD, HT750CR, HT750CRT, HT740DR, HT740, CLBT750, CLBT750DB, CLT750, CLT750DB, CLT754, CLBT754, CLT754DB, CLBT754DB, CLBT755, CLT755, CRT5630, CRT5631, CRT5633, CRT5000, DP8000, DP8961, DP8962, DP8963, M8610, CLT5962, CLBT5962, CLT5963, CLBT5963, CLT5860-5, CLT5860-4, CLT6061-4, CLT6061-5, CLBT5860-2, S9820M, S9800M, S9810M, CLT9000, CLT9885, CLT9884

Rebuilt, Remanufactured, Reman, Repair and Return, Exchange, Allison Transmission, Transmission field repair service. Rebuilt Allison Transmissions. -1, -2, -3, -4, -5, -6. Copeland International is your supplier of Parts, Service, Support, Maintenance for - Oilfield, Oil and Gas, Well Service, Well Servicing, Fracking, Coil Tubing, Workover Rigs, Pulling Units, Drilling Rigs, Fracturing Equipment, Stimulation, Acidizing, Cementing, Mud Pumps, Pumping, Construction, Dirt Work, Compactors, Diesel Mechanical Winches, Farm Tractors, Material Handling, Rathole Drilling, Mousehole Drilling, Conductor Drilling, Cellar Drilling, Foundation Drilling Rigs, Foundation Piling Rigs, Marine Winches, Augers, Trucks, Pressure Diggers, Trenchers, Airport Crash Trucks, Airport Material Handling Vehicles, Cranes, Forklifts, Military Vehicles, Scrapers, Compactors, Rubber Tire Tractors, Rollers, Locomotive & Rail Equipment, Ditchers & Earth Augers, Crawler Tractor & Track-Laying Vehicles, Power Unit Applications, Bottom Dumps, Highway Trucks, Off-Highway Trucks, Mining Equipment, Motor Graders, Logging Equipment and Custom Applications. 

Our organization operates on strict principals to ensure you are receiving a consistent high quality product every time. We maintain a stock of transmissions for Off-Highway applications and some on highway applications for immediate delivery. Why wait when you can get back up and going now. Copeland International Transmissions can offer your organization and truly manufactured transmission experience similar to what you would receive from the Allison Transmission Factory.

Trust your fleet with Copeland International Allison Transmissions. We are your experts!



CRT 3331, CRT 3531, CRT 3000, CLT 4460, CLBT 4460, CLT 5860, CLBT 5860, CLT 5960, CLBT 5960, CLT 6061, CLBT 6061, CLT 5861, CLBT 5861, CLT 5961, CLBT 5961, M 5610, S 5610, 5610, H 5610, S 6610, M 6610, 6610  6610 H, S 6620, M 6620, 6620, 6620 H, 5600, M 5600, S 5600, 5600 H, 6600, S 6600, M 6600, 6600 H, H 6600, CLT 6062, CLBT 6062, CLT 6063, CLBT 6063, HT 750 DRD, HT 750, HT 750 DRD DB, HT 754, HT 754 CR, HT 754 CRD, HT 740, HT 740 DR, CLB T750, CLBT 750 DB, CLT 750, CLT 750 DB, CLT 754, CLBT 754, CLT 754 DB, CLBT 754 DB, CLBT 755, CLT 755, CRT 5630, CRT 5631, CRT 5633, CRT 5000, DP 8000, DP 8961, DP 8962, DP 8963, M 8610, CLT 5962, CLBT 5962, CLT 5963, CLBT 5963, CLT 5860-5, CLT 5860-4, CLT 6061-4, CLT 6061-5, CLBT 5860-2, S 9800 M, S 9820 M, S 9810 M, S 9806, S 9805, CLT 9885, CLT 9884, CLT 9000

On Highway Allison Transmissions (Trucks, Busses, Haulers, Fire Trucks, Emergency Vehicles, Dump Trucks & Many More). If you have an Allison Transmission, Copeland International Transmissions works on it!

Houston, Harris County, Southeast and Southwest Texas If you are looking for a trustworthy company to service your Allison Transmissions or Allison Transmission fleet – you’ve come to the right place. Copeland International Transmissions, Inc. is a full service Allison Transmission shop offering in house Transmission Overhaul, Rebuild, Repair & Return and Service. In addition we provide Turnkey Transmission removal and installation service as well as Exchange (transmission sold with customer return core), Outright (customer will not return core) and full service department (repair and return of customer transmission) in addition to a full stocked parts department.

Copeland International Transmission is a Rebuilder YOU CAN TRUST, in business since 1979 and supplying Allison Transmissions, Allison Transmission Service & Parts since 1996. With over 150 years combined experience in all aspects of Allison Transmissions, Copeland can tackle any problem big or small. Our service department has some of the brightest minds in Allison Transmissions and can support you with mechanical issues, TCM, Wiring, Shifter and all Diagnostics to properly get you back up and going. Our shop has 5 full service bays, 7 rebuilder stations and capability to lift up to 76,000 Lbs in the air using our Lift System (allows us to fully suspend trucks, busses and equipment in the air to service quickly and safely). Capabilities also include transmission field service and in truck repairs – if you have solenoid issues, sensor problems, TCM failing or not sure what’s going on with your Automatic Electronic Allison Transmission, Copeland has all the tech tools you’d expect at the distributor or dealer. We have no problem admitting that replacing your transmission is not always the answer, let our techs get into your TCM and see what’s really happening. Field Service is important also, you may be stuck and need field service for your truck, tractor, forklift, construction equipment or other key machinery, our Field Service Mechanics are ready with Mechanics trucks to come save the day, our guys have the means to get you back up and going without having to tow a truck.

All Copeland Allison Transmissions are fully rebuilt from the ground up by our Factory/Distributor Trained Allison Technicians. Product is built to the highest quality standards using Genuine Allison & OE Transmission Parts ensuring product quality, compatibility, performance, durability and longevity. We go a step further and update all of our transmissions to the most recent product enhancements so you always are running the latest and greatest!

Copeland Transmissions are Dyno tested with load and carry our 2 year On-Highway Transmission warranty or 1 year On-Highway Severe Duty Transmission warranty. Don’t forget the TES295 Allison Transmission Fluids for your transmission. At Copeland International, Inc. we are able to supply you the same oil you purchase from the distributor but at a much better price point. Don't put anything except the Allison TES295 Approved fluids in your trucks!

Class 7 Trucks, Class 6 Trucks, Construction, Municipal, Government, School District, Prison System, Utility Services, Street Cleaners, Trash Trucks, Dump Trucks, Tow Truck Wrecker, Carrier, Concrete Mixer, Tipper Truck, Landscaping, Airport Ground Supply, School Bus, Pupil Transport, City Bus, Distribution, Motor Home, Food Distribution, Beverage Distribution, Product Distribution, Recreational Vehicles or RV’s, Fleet Trucks, Delivery Trucks, Off-Road Construction Equipment and Heavy Trucks. Class 8 Trucks, Class 7 Trucks, Airport Ground Supply, Airport Tow Truck, Airport Crash or ARFF Fire Trucks, Light Truck, Class 7 Trucks, Class 6 Trucks, Class 5 Trucks,


On Highway Allison Transmission Models:

Allison 2000 Transmission Series – 2000, 2100, 2100 MH, 2100 SP, 2200, 2200 MH, 2200 SP, 2500, 2500 MH, 2500 SP, 2400, 2400 MH, 2400 SP, 2000 HS, 2000 MH, 2000 EV, 2000 RDS, 2000 RV, 2000 PTS, 2000 SP, 2000 ORS, 2100, 2200, 2300, 2500

Allison 1000 Transmission Series – 1000, 1100, 1000 MH, 1000 SP, 1000LT, LT 1000, LIGHT TRUCK 1000 ALLISON TRANSMISSION, 1000 HS, 1000 MH, 1000 EV, 1000 RDS, 1000 RV, 1000 PTS, 1000 SP, 1000 ORS

Allison 4000 Transmission Series – HD4000, HD 4000, HD 4060, HD 4060P, HD 4060R, HD 4060PR, HD 4070, HD 4070P, HD 4070R, HD 4070PR, HD 4076, HD 4560, HD 4560R, HD 4560P, HD 4560PR, 4000, 4000 EVS, 4000 HS, 4000 MH, 4000 ORS, 4000 RDS, 4000 SP, 4000 TRV, 4200 ORS, 4430 ORS, 4430, 4440 ORS, 4440, 4500, 4500 EVS, 4500 HS, 4500 ORS, 4500 RDS, 4500 SP, 4500 TRV, 4600 ORS, 4600, 4700, 4700 EVS, 4700 ORS, 4700 RDS, 4700 SP, 4800, 4800 EVS, 4800 SP, 4850 EVS, B500, B500P, B500PR, B500R

Allison 3000 Transmission Series – MD3000, MD 3000, MD 3060, MD 3060P, MD 3060R, MD 3060PR, MD 3066, MD 3066P, MD 3066R, MD 3066PR, MD 3070PT, MD 3560, MD 3560P, MD 3560R, MD 3560PR, 3000, 3000 EVS, 3000 HS, 3000 MH, 3000 ORS, 3000 ORS_R, 3000 PTS, 3000 RDS, 3000 SP, 3000 TRV, 3200, 3200 MH, 3200 ORS, 3200 SP, 3200 TRV, 3500, 3500 EVS, 3500 OFS, 3500 ORS, 3500 RDS, 3500 SP, 3700, 3700 SP, B200, B295, B300, B300P, B300PR, B300R, B400, B400P, B400PR, B400R

AT500, AT545, AT1545, AT540, MT600, MT643, MT653, MT654, MTB600, HT700, HT740, HT750, HTB700




Local field service and service areas include below cities and counties within the greater Houston, Texas metro/extended metro area:

Victoria, El Campo, Edna, Alice, Robstown, Ganado, Wharton, Houston, Willis, Conroe, The Woodlands, Bay Town, Katy, Cuero, Goliad, Corpus Christi, Hempstead, Beeville, Sprint, Montgomery, Navasota, Humble, Spring, Liberty, Galveston, Dickinson, Fulshear, Caldwell, Egypt, Bishop, Benavides, Refugio, Tivoli, Buffalo, Longview, Kilgore, Centerville, Brenham, Bryan, College Station, Huntsville, Madisonville, Livingston, Lufkin, Nacogdoches, Crockett, Pollok, Trinity, Fairfield, Gonzales, George West, Sinton, Port Lavaca, Bay City, Freeport, Lake Jackson, Angleton, Hitchcock, Texas City, Seabrook, League City, Webster, Clear Lake, Seabrook, Alvin, Cleveland, New Caney, Somerville, Giddings, Elgin, Cameron, Palestine, Jacksonville, Henderson, Shelbyville, Overton, Marshall, Gladewater, White Oak, Jefferson, Carthage, Tyler, Corsicana, San Diego, Falfurrias, Edinburg, Kingsville, Brookshire, Columbus, Sealy, Bastrop, Pleasanton, Kenedy, Yoakum, Karnes City, Pearsall, Dilley, Cotulla, Jourdanton, Devine, Uvalde, Magnolia, Tomball, Waller.