PRODURO TO-4+ Transmission and Drive Train Oil – Premium TO-4 Fluids for Heavy Equipment

PRODURO TO-4+ Oils are premium-grade transmission and drive train fluids engineered to meet and exceed the demanding requirements of Caterpillar specification.

Whether you’re maintaining off-road equipment, construction machinery, or mining vehicles, this high-performance TO-4 oil delivers outstanding protection, smooth operation, and extended oil life.

Manufactured with ultra-pure base oils and advanced additive technology, PRODURO TO4 oil is purpose-built for critical components like powershift transmissions, final drives, wet brake systems, and hydraulic units. It is specially formulated to reduce brake chatter, maximize friction material life, and deliver excellent wear protection for heavily loaded gears.

Key Features & Benefits:

• Meets Caterpillar TO-4 and Komatsu KES 07.868.1 specs

• Helps eliminate wet brake chatter and improves clutch performance

• Delivers smooth gear shifts in powershift and hydrostatic transmissions

• Excellent wear protection for gears, differentials, and final drives

• Provides thermal stability and oxidation resistance in high-load conditions

• Recommended for hydraulics, drivetrains, and manual transmissions

In addition to CAT TO-4 oil compliance, PRODURO TO-4+ also meets or exceeds obsolete specs like Caterpillar TO-2, Allison C-4, and API CD. It’s an ideal solution for mixed fleets and legacy equipment that still rely on proven, conventional lubricants. Heavy equipment transmission fluid requirements can vary, but this product is engineered to perform across a wide range of applications, from construction loaders to mining haul trucks.

Applications Include:

• Powershift and hydrostatic transmissions

• Wet brake systems and differentials

• Final drives and hydraulic systems

• Equipment requiring off-road transmission oil for high-load operations

Where to Buy TO-4 Oil

If you’re searching for where to buy, online or in bulk, Presidential Oils offers reliable supply. Fast shipping and expert customer support. Whether you’re managing a fleet of earthmovers or maintaining a single machine, our team can recommend the right TO4 transmission oil grade for your operation.

• PRODURO TO-4+ transmission/drive train oils (TDTO) are designed for use in Caterpillar off-highway vehicles. They are formulated to meet the Caterpillar TO-4 specification, Caterpillar TO-2 (obsolete), API GL-3 for Gear (inactive), Allison C-4 for Transmission (obsolete), API CD for Diesel Engine (obsolete) and Eaton/Vickers (M-2950/I-280-S). PRODURO TO-4+ Oils are recommended for use in hydraulics, manual transmissions and drive lines where a TO-4 oil is recommended. Other OEM’s specifications include Komatsu’s KES 07.868.1 and ZF’s TE-ML 03C (SAE 10W-and SAE 30) and TE-ML 07F (SAE 30) classification. PRODURO TO-4+ (30, 50 and 60 grades) are suitable for use in Eaton manual transmissions under the standard drain category as quoted in Eaton TCM T0021EN-US. PRODURO TO-4+ (TDTO) Fluids are recommended for the following Caterpillar vehicle systems: Powershift and Hydrostatic Transmissions4 , Wet Brake Mechanisms, Differentials and Final Drives, Hydraulics. For components requiring a Caterpillar FD-1 oil, Petro-Canada Lubricants recommends the PRODURO FD-1 product line. Consult the latest Caterpillar SEBU 6250 for applicable applications.

• Please refer to the attached SPEC document for more information.

• Better Protection. Longer Oil Life. Smoother Operation. Lower Operational Costs.