The Case IH Farmall 45A tractor battery spec found is 12 V with Group 31 battery sizing.
Voltage12 V
Group size31
Case IH Farmall 45A Battery Size Details
Replacement battery recommendation
12 V, Group 31
Battery voltage
12 V
Battery group size
31
Case IH Farmall 45A Extra Battery Notes
Replacement note
For the Case IH Farmall 45A, match the replacement battery to the captured spec: 12 V, Group 31. Physical fit, terminal layout and hold-down fit still matter
Battery location
The battery on the Case IH Farmall 45 tractor is located under the seat as part of the seat base
Battery replacement steps
The battery on a Case IH Farmall 45A can be removed by disconnecting a couple of shafts using two cotter pins on the right side, allowing it to come out easily
Safe removal note
Disconnect the negative cable first, then disconnect the positive cable. Install the new battery, connect the positive cable first, then reconnect the negative cable last. That reduces the chance of shorting a tool against the frame
Official information note
Mistakes do happen. Battery specs can change by year, engine, market, terminal layout and installed options. Check the old battery label, operator manual, parts book and official caseih.com website before ordering a replacement battery.
