---
product_id: 10430228
title: "1420 Transmission Stop Leak - 11 oz. , Grey"
price: "$591"
currency: MXN
in_stock: true
reviews_count: 8
url: https://www.desertcart.mx/products/10430228-1420-transmission-stop-leak-11-oz-grey
store_origin: MX
region: Mexico
---

# Compatible with all transmission fluids Stops & seals leaks fast Restores gaskets & seals durability 1420 Transmission Stop Leak - 11 oz. , Grey

**Price:** $591
**Availability:** ✅ In Stock

## Summary

> 🛠️ Seal the deal, stop the leak, and drive with confidence!

## Quick Answers

- **What is this?** 1420 Transmission Stop Leak - 11 oz. , Grey
- **How much does it cost?** $591 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.mx](https://www.desertcart.mx/products/10430228-1420-transmission-stop-leak-11-oz-grey)

## Best For

- Customers looking for quality international products

## Why This Product

- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Trusted by Thousands:** Highly rated with 4.3 stars and proven success stories—join the savvy drivers who refuse to leak.
- • **Leak-Proof Confidence:** Effectively stops transmission fluid leaks to keep your ride smooth and worry-free.
- • **Seal & Gasket Revival:** Restores and rejuvenates worn seals and gaskets, extending transmission life.
- • **Universal Fluid Compatibility:** Works seamlessly with all types of transmission fluids—no guesswork needed.
- • **Easy Application, Lasting Results:** Simple to use formula that delivers noticeable leak repair after just one treatment.

## Overview

Bar's Leaks 1420 Transmission Stop Leak is an 11 oz. automotive treatment designed to stop and seal transmission fluid leaks by restoring gaskets and seals. Compatible with all transmission fluids, it offers an easy, effective solution trusted by thousands of users to maintain optimal transmission performance and prevent costly repairs.

## Description

Bar's Leaks 1420 Transmission Stop Leak - 11 oz. , Grey

Review: Two applications worked - This product really works... Took about a week for all the fluid to leak out of transmission... Added 1 bottle and a week later the fluid leaked out again It stopped leaking after I added a second bottle... After a week checked transmission fluid level... And level read FULL... Hasn't leaked since
Review: It really works - Follow instructions and works as advertised

## Features

- Stops and seals transmission fluid leaks
- Works with all types of transmission fluids
- Restores gasket and seals to stop transmission fluid leaks
- item package weight: 0.81 pounds

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00754YK2S |
| Best Sellers Rank | #34,157 in Automotive ( See Top 100 in Automotive ) #165 in Automotive Sealants |
| Brand | Bar's Leaks |
| Customer Reviews | 4.3 4.3 out of 5 stars (772) |
| Date First Available | February 3, 2012 |
| Item Weight | 11.6 ounces |
| Item model number | 1420 |
| Manufacturer | Bar's Leaks |
| Manufacturer Part Number | 1420 |
| Model | 1420 |
| Product Dimensions | 1.8 x 3 x 6.5 inches |
| Voltage | 12 Volts |

## Images

![1420 Transmission Stop Leak - 11 oz. , Grey - Image 1](https://m.media-amazon.com/images/I/71HOdHv3lZL.jpg)

## Available Options

This product comes in different **Style** options.

## Questions & Answers

**Q: Swapped a transmission in a nissan sentra, small crack from transmission lift happened, is it possible this may seal it? Unable to weld without takin**
A: Possible, worth a try.   You might get lucky.

**Q: Does it work in transfer cases  that use ATF ?**
A: Yes if you are leaking out of your transfer case that takes ATF fluid you can use this product. Our 1420 (11 oz.) is designed for one bottle to be installed in a passenger car or light truck. For larger systems use one 1 bottle for every 10 quarts of fluid.

If you have any other technical questions, feel free to contact our Technical Service Professionals at 800-345-6572 or if you would prefer you can use the contact us page on our website.

**Q: Work for chrysler cars?**
A: Any car or truck

**Q: Where do i pour this on a 2005 chrysler town and country?**
A: On this and many other new vehicles, the only way to put it in is into the fluid dipstick with a  funnel.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Two applications worked
*by J***Y on February 1, 2025*

This product really works... Took about a week for all the fluid to leak out of transmission... Added 1 bottle and a week later the fluid leaked out again It stopped leaking after I added a second bottle... After a week checked transmission fluid level... And level read FULL... Hasn't leaked since

### ⭐⭐⭐⭐⭐ It really works
*by M***H on October 24, 2025*

Follow instructions and works as advertised

### ⭐⭐⭐⭐ Works
*by C***. on June 1, 2025*

This completely stopped a small leak of transmission fluid.

## Frequently Bought Together

- Bar's Leaks 1420 Transmission Stop Leak - 11 oz. , Grey
- Bar's Leaks Rear Main Seal Repair, 16.9 oz
- Bar's Leaks 1010 Engine Oil Stop Leak Concentrate, 11 oz, 1 Pack, Grey

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**Shop now:** [https://www.desertcart.mx/products/10430228-1420-transmission-stop-leak-11-oz-grey](https://www.desertcart.mx/products/10430228-1420-transmission-stop-leak-11-oz-grey)

---

*Product available on Desertcart Mexico*
*Store origin: MX*
*Last updated: 2026-01-26*