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Dorman 924-1058 Coolant Reservoir Cap Compatible with Select Mack Models

4.5 (6) Write Review
Free shipping on orders over $29.99

$9.45

$ 3 .99 $3.99

In Stock

About this item

  • Direct replacement - this engine coolant reservoir cap directly replaces a cracked or lost original cap
  • Application specific - made to match dimensions of reservoir cap on only certain vehicle years, makes and models
  • Seamless fit - reverse-engineered from the original equipment to fit perfectly
  • Excellent value - a quick, easy replacement that's less expensive than going back to the dealership
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool


Cracked or lost the original engine coolant reservoir cap? Replace it seamlessly and effectively with this precisely engineered, direct replacement cap. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Mack CV: 2004, 2005, 2006, 2007] - [Mack GU7: 2008] - [Mack GU8: 2008]


Neil J. Stritesky
2025-08-30 15:06:56
It is working great, no leaks and a good seal.
Ryan
2025-07-26 18:02:38
Fit perfectly for one that cracked
mike l mchale
2025-03-11 17:31:50
My cap was cracked, Aqua Hot will only sell you a new $100 Tank. Cap is an exact fit
Ray Bond
2025-01-09 14:10:06
I've been looking for reservoir caps for the Aquahot Hydronic systems I work on. The manufacturer won't sell it without a $100+ tank.
CAP
2024-12-06 15:47:11
The recovery tank cover for my aquahot split and I needed a new one. This was an exact fit for me.
FUGAZY64
2024-12-03 18:58:32
Replaced a cracked cap ..item same as oe one