---
product_id: 321925241
title: "Castrol TranSynd 668 Synthetic Automatic Transmission Fluid, 1 gal"
brand: "castrol"
price: "₨2677"
currency: SCR
in_stock: true
reviews_count: 13
category: "Castrol"
url: https://www.desertcart.sc/products/321925241-castrol-transynd-668-synthetic-automatic-transmission-fluid-1-gal
store_origin: SC
region: Seychelles
---

# Superior thermal & oxidative stability Universal fit for all automatics Extended gear & clutch protection Castrol TranSynd 668 Synthetic Automatic Transmission Fluid, 1 gal

**Brand:** castrol
**Price:** ₨2677
**Availability:** ✅ In Stock

## Summary

> 🛠️ Drive smarter, shift smoother — the synthetic edge your transmission deserves!

## Quick Answers

- **What is this?** Castrol TranSynd 668 Synthetic Automatic Transmission Fluid, 1 gal by castrol
- **How much does it cost?** ₨2677 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/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

- • **No more shuddering:** Extended anti-shudder durability ensures a silky-smooth driving experience without annoying vibrations.
- • **Gear up with confidence:** Advanced synthetic formula delivers unmatched gear and clutch durability for smooth, reliable shifts.
- • **Stay cool under pressure:** Exceptional thermal and oxidative stability prevents oil thickening and deposit buildup, even in extreme conditions.
- • **Corrosion? Not on my watch:** Top-tier corrosion and foaming resistance protect your transmission’s longevity and performance.
- • **One fluid to rule them all:** Universal fit type means hassle-free compatibility across a wide range of automatic transmissions.

## Overview

Castrol TranSynd 668 is a premium synthetic automatic transmission fluid designed for universal fit. It offers enhanced gear and clutch protection, superior anti-shudder durability, and excellent resistance to corrosion, foaming, thermal breakdown, and oxidation—ensuring optimal transmission performance and longevity.

## Description

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

Review: Excellent product - This is an excellent product, I’m very happy with it
Review: Highly recommend Fully Synthetic oil - Perfect for my Allison 5 split

## 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 | #4,266 in Automotive ( See Top 100 in Automotive ) #17 in Transmission Fluids |
| Brand | Castrol |
| Brand Name | Castrol |
| Container Type | Bottle |
| Customer Reviews | 4.8 out of 5 stars 1,017 Reviews |
| Item Form | Liquid |
| Liquid Volume | 1 Gallons |
| Material | Synthetic |
| Number of Items | 1 |
| Package Information | Bottle |
| Part Number | TES 668 |
| Recommended Uses For Product | Automotive |
| UPC | 079191219164 |
| Unit Count | 128.0 Fluid Ounces |

## 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.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Excellent product
*by D***E on May 24, 2026*

This is an excellent product, I’m very happy with it

### ⭐⭐⭐⭐⭐ Highly recommend Fully Synthetic oil
*by W***E on May 19, 2026*

Perfect for my Allison 5 split

### ⭐⭐⭐⭐⭐ Good deal
*by K***S on May 12, 2026*

Just what I needed. Good price and fast shipping

## 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

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

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*Product available on Desertcart Seychelles*
*Store origin: SC*
*Last updated: 2026-06-21*