---
product_id: 321925241
title: "Castrol TranSynd 668 Synthetic Automatic Transmission Fluid, 1 gal"
brand: "castrol"
price: "₨71821"
currency: LKR
in_stock: true
url: https://www.desertcart.lk/products/321925241-castrol-transynd-668-synthetic-automatic-transmission-fluid-1-gal
store_origin: LK
region: Sri Lanka
---

# Superior thermal & oxidative stability Universal fit for all transmissions Extended anti-shudder & clutch protection Castrol TranSynd 668 Synthetic Automatic Transmission Fluid, 1 gal

**Brand:** castrol
**Price:** ₨71821
**Availability:** ✅ In Stock

## Summary

> 🛠️ Keep your transmission shifting like new—because your ride deserves the best.

## Quick Answers

- **What is this?** Castrol TranSynd 668 Synthetic Automatic Transmission Fluid, 1 gal by castrol
- **How much does it cost?** ₨71821 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/321925241-castrol-transynd-668-synthetic-automatic-transmission-fluid-1-gal)

## Best For

- castrol enthusiasts

## Why This Product

- Trusted castrol brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Clutch Longevity Boost:** Enhanced clutch-friction durability means fewer replacements and more driving confidence.
- • **Unmatched Gear Defense:** Protect your transmission with advanced synthetic formula designed for peak gear longevity.
- • **Universal Compatibility:** One fluid to rule them all—fits Allison, NP, Magna transfer cases and more for hassle-free maintenance.
- • **Corrosion & Foam Resistance:** Engineered to resist corrosion and foaming, ensuring consistent performance mile after mile.
- • **Smooth Shifts, Zero Shudder:** Experience extended anti-shudder durability that keeps your ride silky smooth under all conditions.

## Overview

Castrol TranSynd 668 is a premium synthetic automatic transmission fluid offering superior gear protection, extended anti-shudder and clutch durability, excellent corrosion and foam resistance, and outstanding thermal stability. Its universal fit makes it ideal for a wide range of transmissions including Allison, NP, and Magna, ensuring smooth, reliable performance and longer transmission life.

## Features

- Delivers improved gear protection.
- Delivers extended anti-shudder durability.
- Delivers extended clutch-friction durability.
- Excellent corrosion and foaming resistance.
- Excellent thermal and oxidative stability that helps to prevent deposits and oil thickening.
- Fit type: Universal

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Asin | B095SZB2DK |
| Best Sellers Rank | #12,039 in Automotive (See Top 100 in Automotive) #46 in Transmission Fluids |
| Brand Name | Castrol |
| Container Type | Bottle |
| Customer Reviews | 4.8 4.8 out of 5 stars (1,092) 4.8 out of 5 stars |
| Item Form | Liquid |
| Liquid Volume | 1 gallons |
| Material | Synthetic |
| Number Of Items | 1 |
| Number Of Packs | 1 |
| Part Number | TES 668 |
| Recommended Uses For Product | Automotive |
| Unit Count | 128 Fluid Ounces |
| Upc | 079191219164 |

## Product Details

- **Brand:** Castrol
- **Liquid Volume:** 1 gallons
- **Material:** Synthetic
- **Package Information:** Bottle
- **Recommended Uses For Product:** Automotive

## Images

![Castrol TranSynd 668 Synthetic Automatic Transmission Fluid, 1 gal - Image 1](https://m.media-amazon.com/images/I/71RP2LrvVRL.jpg)

## Available Options

This product comes in different **Number of Items** options.

## Questions & Answers

**Q: Can I use this in my 2001 silverado 2500hd with an allison transmission?**
A: Yes, I recommend flushing and filter (Both) try to remove as much of the Dino oil as possible.
Transcend works wonderfully in my '01 and '05 Chev Allisons

**Q: Can this be use with nissan rogue 2017?**
A: no

**Q: Ok for Genesis 80 2017**
A: no

**Q: I am trying to find the color of the fluid. Not able to find it on the product description. Any comments?**
A: It's red. Just like the older version.

## Frequently Bought Together

- Stone River Products Castrol TranSynd 668 Allison 2021 Updated SPEC 1 GALLON ONLY BY DOXA WORLDWIDE
- Allison 29539579 Screw-on Filter with Magnet Filter Kit replacing filter for Allison transmission per OEM Specs, For utility terrain vehicles
- ACDelco GM Original Equipment PF2232 Engine Oil Filter

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.lk/products/321925241-castrol-transynd-668-synthetic-automatic-transmission-fluid-1-gal](https://www.desertcart.lk/products/321925241-castrol-transynd-668-synthetic-automatic-transmission-fluid-1-gal)

---

*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-10-28*