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Automann · Electrical & Lighting
178.2025RD
In stock · ships from Knoxville
This is a red positive battery link bar that connects the positive terminals of three batteries in parallel in a heavy-duty truck’s electrical system.
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Verified fitment for 1 applications
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Volvo Trucks
Volvo Trucks
Verified for Volvo applications using OEM number 21107822. May fit other heavy-duty trucks using three group 31 batteries, but check terminal spacing and post size before ordering.
Part data verified against 2 catalog sources
Numbers this part supersedes or interchanges with. Showing 3 of 3.
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It provides a solid, low-resistance connection to increase cranking amperage and combined reserve capacity. Typically replaced when it becomes corroded, pitted, or damaged from heat, or when upgrading the battery bank.
Part Number: 178.2025RD
BATTERY BAR POSITIVE RED
Unit: ea
Dealer: Knox Trailers
Compatibility, alternatives, and more
Parts commonly needed alongside electrical & lighting
