Castrol Transynd 668
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Dimensions
Dimensions

Delivery
Delivery
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England
Drums and IBCs
£40 Economy: 2 to 4 business days
£80 Express: 1 to 2 business days
Pails
£7 Premium: 1 to 3 business days
£5 each additional unit
Scotland & Wales
Drums and IBCs
£60 Economy: 2 to 4 business days
Pails
£7 Premium: 1 to 3 business days
£5 each additional unit
Same-Day Dispatch
Orders placed before 11 AM GMT are dispatched the same day. Orders received after 11 AM will be dispatched the next business day.
Note: Some postcodes in Scotland, Wales, & the West Country may incur additional carrier surcharges and longer delivery times. Please contact our customer service for more information.
Description
Castrol TranSynd 668 is a premium full-synthetic automatic transmission fluid designed specifically for Allison Transmission heavy-duty on-highway automatic transmissions. Formulated for long service life, it offers exceptional oxidation resistance, wear protection and consistent friction performance. With its Allison TES 668 approval, this fluid ensures reliable operation in demanding fleet applications and is fully backwards compatible with TES 295 and TES 468 specifications.
Features
- Approved to Allison TES 668 specification
- Excellent oxidative stability for long fluid life
- Strong anti-wear protection for transmission durability
- Extended anti-shudder and clutch-friction durability
- Consistent friction performance under heavy-duty service
- Backward compatible with TES 295 and TES 468 applications
Applications
- Allison Transmission heavy-duty on-highway automatic transmissions requiring TES 668 fluids
- Suitable for use where TES 295 or TES 468 fluids were previously specified
- Ideal for fleets requiring extended drain intervals and long service durability
- Recommended for buses, coaches, refuse vehicles and other severe-duty operations
Specifications and Approvals
- Allison TES 668 (approved)
- Backward compatible with TES 295
- Backward compatible with TES 468
Packaging Options
- Available in 200L packaging
- Drum and bulk supply for fleet and service operations
Cross References
- Sinopec L-CKT TO-4 (for off-highway machinery transmission fluid applications)
- Sinopec UTTO Universal Tractor Transmission Oil (for agricultural machinery)
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