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Item #:
79764140
Castrol TranSynd 668 Synthetic Automatic Transmission Fluid, 5 gal
Item #:
79764140
XCD 616
Price Details
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*All items will import from US
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Imported from USA store
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Order now and get it around Friday, August 07
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TranSynd is a full-synthetic, automatic transmission fluid designed specifically for ALLISON transmissions.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Synthetic Formula
Combines advanced synthetic technology for superior performance, ensuring smooth shifting and enhanced protection in automatic transmissions over traditional fluids.
Extended Life
Designed for long-lasting durability, reducing the need for frequent changes and saving costs while maintaining optimal transmission performance.
Wide Compatibility
Compatible with various automatic transmission systems, making it an ideal choice for different vehicles and enhancing versatility for users.
Product Details
| Brand | Castrol |
| Automatic transmission fluid type | Synthetic Transmission Fluids |
| Product line | TranSynd |
| Volume capacity | 5 gal |
| Size | 5 Gallon Pail |
| Vehicle fitment type | Specific |
| Automotive parts division | Direct Replacement, Performance, Powersport, Mechanic Tools |
| Compatible cars | ALLISON transmissions |
| Vehicle make | ALLISON |
| Manufacturer | Castrol |
| Material | Synthetic |
| Model | 15E2E0 |
| Has written warranty | No |
| Item Weight | 42 lbs (19.05 kg) |
Who Should Buy?
-
Fleet Operators
Ideal for businesses managing multiple vehicles requiring extended transmission service intervals and consistent performance.
-
Heavy-Duty Use
Great for vehicles in severe operating conditions with high torque demands, providing optimal viscosity and protection.
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Long-Distance Travelers
Perfect for those who undertake long road trips, as it ensures smooth shifting and superior lubrication for automatic transmissions.
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Older Vehicles
Not suitable for vintage or older models that may require traditional or non-synthetic transmission fluids.
Product Description
Castrol TranSynd 668 Synthetic Automatic Transmission Fluid, 5 gal
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What are the drain intervals allowed by TranSynd?
Answer: TranSynd allows for extended drain intervals of up to miles / 48 months in -duty transmissions and up to miles / 48 months in severe-duty transmissions. -
Question:
How long are the drain intervals compared to other fluids?
Answer: TranSynd offers 12 times longer drain intervals than conventional and other non-TES 668 and non0-TES 295 fluids. -
Question:
What is the benefit of TranSynd's shear stability?
Answer: TranSynd's shear stability helps maintain a stable viscosity which provides wear protection in gears throughout the drain interval.
Castrol Synthetic Transmission Fluids Editorial Review
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“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
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“Accurate delivery timing given”
16 June 2026 · via Trustpilot
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“Not madly expensive like I thought, and much quicker than promised.”
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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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XCD 616
Order now and get it around Friday, August 07
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Features & Benefits
- Allows for extended drain intervals of up to miles / 48 months in -duty transmissions and up to miles / 48 months in severe-duty transmissions.
- 12 times longer drain intervals than conventional and other non-TES 668 and non0-TES 295 fluids.
- Shear stability that helps maintain a stable viscosity which provides wear protection in gears throughout the drain interval.
- Improved gear protection, extended anti-shudder durability, and extended clutch-friction durability.
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