Dorman Pressurized Coolant Reservoir

SKU: 1GBL2 | MPN:  603-125
Only 54 units left
Sale price$88.20 USD

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 Maximum Pressure Rating: 15 PSI
Cap Type: Spring Loaded Twist
Color: Clear
Height: 315 mm
Length: 298 mm
Material: Plastic
Mount Hole Quantity: 2
Mounting Brackets Included: No
Mounting Hardware Included: No
Package Contents: 1 Coolant Reservoir, 1 Cap
Package Quantity: 1
Packaging Type: Box
Pressurized: Yes



Vehicle Fitments:

Year Make Model Submodel
2001 - 2005 Chevrolet Silverado 2500 HD Base
2001 - 2006 Chevrolet Silverado 2500 HD LS, LT
2003 - 2006 Chevrolet Silverado 2500 HD WT
2007 Chevrolet Silverado 2500 HD Classic LT, WT, LS
2006 Chevrolet Silverado 3500 HD
2001 - 2006 Chevrolet Silverado 3500 LS, LT, Base
2004 - 2006 Chevrolet Silverado 3500 WT
2007 Chevrolet Silverado 3500 Classic WT, LS, LT
2002 - 2005 GMC Sierra 2500 HD Base
2001 - 2006 GMC Sierra 2500 HD SL, SLE, SLT
2003 - 2006 GMC Sierra 2500 HD WT
2007 GMC Sierra 2500 HD Classic SL, WT, SLE, SLT
2002 - 2005 GMC Sierra 3500 Base
2001 - 2006 GMC Sierra 3500 SL, SLT, SLE
2004 - 2006 GMC Sierra 3500 WT
2007 GMC Sierra 3500 Classic SLT, SLE, WT, SL

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