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Your Caterpillar account is the single account you use to log in to select services and applications we offer. Shop for parts and machines online, manage your fleet, go mobile, and more.
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Key Specs
Your operation depends on the power driving it. And your transmission is as crucial to your power solution as the engine. Cat transmissions are proven in the oil and gas industry and widely known for their exceptional power, leading durability, ease of operation, and shifting options.TH55-E70 transmissions are ideal for pressure pumping applications. TH55-E70 transmissions are optimized for use with Cat 3512C (HD), Cat 3516C (HD), Cummins QSK 50, Cummins, QSK 60, MTU 12V4000. and MTU 16V4000 engines.Cat transmissions are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty.Cat TH55-E70 oilfield transmission. Gross input power: 2461 bkW (3300 bhp).
| Gross Input Power | 3300 BHP 2461 bkW |
| Gross Peak Input Torque | 9350 ft-lb 12677 N·m |
| Rated Input Speed | 1900 r/min 1900 r/min |
| Gears | 7F/0R 7F/0R |
| 1F Gear Ratio | 6.25 6.25 |
| 2F Gear Ratio | 4.59 4.59 |
| 3F Gear Ratio | 3.38 3.38 |
| 4F Gear Ratio | 2.48 2.48 |
| 5F Gear Ratio | 1.83 1.83 |
| 6F Gear Ratio | 1.36 1.36 |
| 7F Gear Ratio | 1.00 1.00 |
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