News

Speed Reducers over 30 Years on USCGC Alex Haley

Cotta recently received four speed reducing gearboxes for repair from Lake Union Drydock Company for the USCGC Alex Haley. These gearboxes have been in continuous service for over 30 years and will be rebuilt and returned for installation on…

Genuine Cotta Repair Service: High-Speed Gearbox SN1939-1

Cotta recently repaired this High-Speed Gearbox Model SN1939-1 which has been in use for almost 14 years by a leading aerospace manufacturer of jet engines and related components. Our SN1939-1 gearbox is used to test production parts, such as…

Replacement GR16E401-1 Speed Reducer for Morbark

Cotta Model GR16E is a single-stage reduction gearbox designed for direct mounting to industrial engines via an SAE flange and driven in standard engine rotation (CW facing input shaft). This unit incorporates an idler shaft to provide output…

Custom Engineered High-Speed Gearbox Solutions

Built to provide many years of service, Cotta High-Speed Gearboxes are offered in a variety of standard and customized designs. For over 50 years, we have designed and manufactured a diverse line of high-speed gearboxes that are used by some…
High-Speed Gearbox in Assembly

Speed Increaser Designed for Test Stand

Cotta's high-speed gearboxes are built to provide many years of service, which is a reason why some of the largest OEM companies in the world have come to Cotta for custom built gearbox solutions.  In addition to designing high-speed gearboxes…
Pump Drive for Rope Shovel

Pump Drive Used in Rope Shovel

Cotta's complete product line has been supporting a wide variety of industries and applications for years, where demanding performance is required under the most extreme conditions and challenging environments. The mining industry is one of…
Transfer Cases

Assembly Complete on Creep Drives

Cotta Transmission just completed assembly on additional creep drives that will be used in a guardrail truck application.  Cotta has been supplying the creep drives to a customer for over 10 years.  The units allow the guardrail trucks to…
Engineered Gearbox Solutions

Specialists in Engineered Gearbox Solutions

Cotta is the premier leading manufacturer of top-quality, precision-engineered gearboxes for many specialized mobile and stationary applications such as vocational trucks, defense, off-highway, aerospace, heavy industry, well-drilling, mining,…
Custom Speed Reducers

Custom Speed Reducer Gearboxes – Numerous Sizes

Cotta's long tradition of manufacturing the highest quality gearboxes, American-made for more than a century, is exemplified in our extensive line of speed reducers.  Compact and rugged, Cotta's engine mounted speed reducers are designed to…
Compound Gearbox for Drill Rigs

Compound Gearbox Used for Drill Rigs

Cotta Transmission Company works with customers in numerous markets to provide them with engineered gearbox solutions.  Cotta's capabilities include manufacturing this large compound gearbox that is being used in drill rigs. Specifications: …
Cotta Wet Clutch

Cotta Wet Clutch Gearbox Technology

In response to customer demand, Cotta has developed a new line of wet clutch transmissions based on our most popular products.  These products take reliability, durability, and ease of use to a new level in the most demanding applications. …
Drilling and Pumping Equipment

Driving Performance in Ground Water Drilling & Pumping

To be successful in water well drilling and pumping, your equipment requires highly reliable transmissions and gearboxes that deliver optimum performance in demanding applications. For over a century, Cotta has been designing transmissions,…
Heavy Duty Pump Drive

Heavy-Duty Pump Drive

Cotta just completed assembly on another heavy-duty pump drive.  The unit will be going through testing prior to being painted and shipped out to the customer.  Cotta's high-capacity pump drives are constructed with top quality materials and…
Custom Gearbox Engineering

High-Performance Gearboxes

You don't have to be a gearbox expert with Cotta as your source. Whether you need standard, modified standard, or a completely new design, Cotta's engineering team will work with you to meet your specific requirements, effectively and efficiently.…

Transfer Case in Testing Lab

Cotta's Transmission systematically and comprehensively monitors the quality of all internal processes.  In addition to first-piece inspection, which is conducted on every machining sequence, once assembly is complete, Cotta tests every transmission…
Pump Drive

Pump Drive for Offshore Application

Cotta recently completed assembly on this pump drive, which will be used in an offshore application.  Cotta's customer manufactures hydraulic and electric powered movable structures, designing the entire systems for civil, industrial, military,…

Cotta. Your gearbox of choice.