Petro-Canada DuraDrive™ HD Synthetic 668 – Fully Synthetic High-Performance ATF for Commercial Transmissions
Petro-Canada DuraDrive™ HD Synthetic 668 is a fully synthetic automatic transmission fluid designed for extreme-duty commercial vehicle use. It is the first ATF officially approved for Allison TES 668® and is backward compatible with TES 295®. Engineered with ultra-pure base oils and advanced additives, it ensures outstanding long-drain performance, thermal stability, clutch protection, and consistent shift quality under severe operating conditions.
Product Advantages
• Fully approved for Allison TES 668® and factory fill use
• Backward compatible with all Allison TES 295® applications
• Outstanding oxidation and thermal resistance
• Smooth shifting in extreme cold and heat (–57 °C to +217 °C)
• Excellent wear protection, film stability and seal compatibility
• Stable friction characteristics – consistent performance throughout service life
• Effective heat dissipation and protection against clutch glazing
Typical Applications
• Automatic transmissions in trucks, buses, and commercial vehicles
• Fleets requiring long drain intervals
• Harsh conditions with high load variation and thermal stress
• Also suitable for hydraulic and power steering systems
