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Dorman Non-Pressurized Coolant Reservoir

SKU. 1GBQT    Part No. 603-775  

Main photo of Brake Reservoirs by Dorman 603-775 Non-Pressurized Coolant Reservoir

Dorman - Manufacturer Brand Logo


Available to order
Usually ships in 1-2 days

All parts sold on this site are Competition Parts intended for Racing and Off-Road use only.
⚠ WARNING: This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to
  • Overview

    Quick Info

    • Excellent Value

    • Direct Replacement

    • Long Service Life

    Product Details

    This Engine Coolant Reservoir is manufactured from premium plastic to withstand the stresses of underhood heat and engine vibration. Thoroughly tested to ensure trouble-free performance. Vehicle-specific application for a perfect fit.

    • Complete assembly - includes reservoir cap
    • Direct replacement - fits and functions like original equipment for a trouble-free installation
    • Excellent value - OE quality at a lower price
    • Quality construction - Manufactured from premium materials for a long service life

    Product Specifications

    Cap Included: Yes
    Cap Type: Flip Top
    Capacity: 1.6 Lt.
    Color: White
    Height: 17 In.
    Length: 6 In.
    Level Sensor Included: No
    Material: Plastic
    Mount Hole Quantity: 1
    Mounting Brackets Included: No
    Mounting Hardware Included: No
    Package Contents: 1 Coolant Reservoir
    Package Quantity: 1
    Packaging Type: Box
    Pressurized: No
    Shape: Rectangular

  • Specifications +
    Brand Dorman
    Part Number 603-775
    Category Vehicle Parts ▸
    Brake System ▸
    Brake Reservoirs
    Item Code 1GBQT
    Length 17.4 in.
    Width 5.9 in.
    Height 5.7 in.
    Weight 1.30 lb.
    Created Thursday, December 13, 2018
    Last Updated Friday, January 18, 2019
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