Your cart is empty
Browse our catalog to find the parts you need.
These images are illustrative and may not match the product exactly. Always verify by part number — or confirm instantly with the assistant using a photo or VIN.
Post Onsite · Electrical & Lighting
31P-950
In stock · ships from Knoxville
The Midwest Battery 31P-950 is a 12-volt, Group 31P flooded lead-acid starting battery providing 950 cold cranking amps for reliable engine starts in heavy-duty trucks, buses, and commercial equipment.
Confirm the part fits before you buy. Applications and interchange numbers are researched and audited per part.
We don't publish fitment for this part yet. Rather than guess, get it confirmed against your truck in under a minute.
It features top terminals and a rugged case built to handle vibration and extreme conditions. This commercial-grade battery is a direct replacement for worn or weak batteries in Group 31 applications to ensure consistent starting power.
Part Number: 31P-950
MIDWEST Heavy Duty Battery Commercial Series-31P, 950 CCA
Dealer: Post Onsite
Compatibility, alternatives, and more
Parts commonly needed alongside electrical & lighting
