The 15E2E0 Castrol TranSynd 668 Full Synthetic Automatic Transmission Fluid premium heavy-duty transmission fluid. Formulated specifically for Allison Transmission on-highway automatic transmissions, this 5-gallon pail delivers maximum component life and extended drain performance.
Key Technical Specifications
- Part Number: 15E2E0
- Volume: 5 Gallon Pail
- Fluid Type: Full-Synthetic Automatic Transmission Fluid (ATF)
- OEM Approvals: Fully certified for Allison TES 668®
- Backward Compatibility: Fully backward compatible with TES 295® and TES 468™ applications
- Applicability: Covers Allison 1000, 2000, 3000, and 4000 Series transmissions
Primary Performance Benefits
- Extended Drain Intervals: Supports intervals up to 300,000 miles or 48 months for general-duty, and up to 150,000 miles or 48 months for severe-duty operation.
- Enhanced Protection: Delivers improved gear protection, excellent shear stability, and extended anti-shudder and clutch-friction durability.
- Thermal Stability: Resists deposit formation and thermal breakdown under extreme heavy-duty operating temperatures.
- Smooth Shifting: Optimizes frictional characteristics for consistent, smooth gear changes across all ambient temperatures
