---
product_id: 610153561
title: "603-100 Coolant Reservoir Bottle"
brand: "dorman"
price: "₨4067"
currency: SCR
in_stock: true
reviews_count: 5
category: "Dorman"
url: https://www.desertcart.sc/products/610153561-603-100-coolant-reservoir-bottle
store_origin: SC
region: Seychelles
---

# Direct OE fit, no assembly needed Limited lifetime warranty Proudly made in USA 603-100 Coolant Reservoir Bottle

**Brand:** dorman
**Price:** ₨4067
**Availability:** ✅ In Stock

## Summary

> 🧊 Stay Cool, Drive Confident: The Ultimate Coolant Reservoir Upgrade

## Quick Answers

- **What is this?** 603-100 Coolant Reservoir Bottle by dorman
- **How much does it cost?** ₨4067 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/610153561-603-100-coolant-reservoir-bottle)

## Best For

- dorman enthusiasts

## Why This Product

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

## Key Features

- • **Lifetime Peace of Mind:** Backed by Dorman’s limited lifetime warranty for lasting reliability
- • **Seamless OE Replacement:** Fits perfectly to keep your engine cool without hassle
- • **Plug & Play Installation:** No assembly required—get back on the road faster
- • **Highly Rated by Professionals:** 4.7-star average from 900+ users who trust its flawless fit
- • **Precision Engineered in the USA:** Crafted with quality materials for durability and performance

## Overview

The Dorman 603-100 Coolant Reservoir Bottle is a direct-fit replacement part engineered in the USA, designed to match original equipment specifications perfectly. It requires no assembly and comes with a limited lifetime warranty, ensuring durability and peace of mind. With a 4.7-star rating from over 900 customers, it’s the trusted choice for maintaining optimal engine temperature and performance.

## Description

A quality part backed by a Dorman limited lifetime warranty;Direct fit replacement for original equipment

Review: Se mira estupendo - Idéntico al original , encaja perfecto
Review: Coolant overflow tank - Perfect fit and just as advertised

## Features

- A quality part backed by a limited lifetime warranty Dorman

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000E300OE |
| Assembly Required | No |
| Brand | Dorman |
| Country of Origin | USA |
| Customer Reviews | 4.7 4.7 out of 5 stars (914) |
| Date First Available | 26 May 2016 |
| Item Dimensions LxWxH | 29.2 x 22.2 x 17.8 Centimeters |
| Item Weight | 680 g |
| Item model number | 603-100 |
| Manufacturer Part Number | 603-100 |
| OEM Part Number | 650373; DAKG-650373; FRT1203C; RC77; SK603100; 15630112; 15650373 |
| Position | Front |
| Product Dimensions | 29.21 x 22.23 x 17.78 cm; 680.39 g |

## Product Details

- **Brand:** Dorman
- **Fit Type:** Vehicle Specific
- **Item dimensions L x W x H:** 29.2 x 22.2 x 17.8 Centimeters
- **Item Weight:** 680 g
- **Capacity:** 0.87 litres

## Images

![603-100 Coolant Reservoir Bottle - Image 1](https://m.media-amazon.com/images/I/61xkHSaknhL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Se mira estupendo
*by H***T on 3 June 2025*

Idéntico al original , encaja perfecto

### ⭐⭐⭐⭐⭐ Coolant overflow tank
*by G***D on 9 May 2025*

Perfect fit and just as advertised

### ⭐⭐⭐⭐⭐ Fitment and Quality spot on.
*by B***. on 15 April 2026*

Perfect fit. Was cheaper buying it here than locally from NAPA amd O'Reillys here in Hawaii. Saved me almost $30 dollars. Very happy with fitment and quality.

## Frequently Bought Together

- Dorman 603-100 Front Engine Coolant Reservoir Compatible with Select Cadillac / Chevrolet / GMC Models
- ACDelco GM Original Equipment RC27 15 P.S.I. Radiator Cap
- ACDelco Professional 252-719 Water Pump Kit

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**Shop now:** [https://www.desertcart.sc/products/610153561-603-100-coolant-reservoir-bottle](https://www.desertcart.sc/products/610153561-603-100-coolant-reservoir-bottle)

---

*Product available on Desertcart Seychelles*
*Store origin: SC*
*Last updated: 2026-08-01*