Quick answer:
The New Holland T9.645 tractor battery spec found is 12 V, Group 31, with 1,000 CCA.
Voltage12 V
Group size31
Cold cranking amps1,000 CCA
New Holland T9.645 Battery Size Details
| Replacement battery recommendation | 12 V – Group 31, 1,000 CCA |
|---|---|
| Battery voltage | 12 V |
| Battery group size | 31 |
| Battery CCA | 1,000 CCA |
New Holland T9.645 Extra Battery Notes
| Replacement note | For the New Holland T9.645, match the replacement battery to the captured spec: 12 V, Group 31, 1,000 CCA. Physical fit, terminal layout and hold-down fit still matter |
|---|---|
| Battery location | The battery on the New Holland T9.645 tractor is typically located under the hood, which may need to be unlatched and opened forward to access the battery compartment. Always ensure to follow safety instructions when servicing the tractor |
| Bad battery symptoms | Common symptoms of a bad battery in a New Holland T9.645 tractor include flickering lights, slow cranking, and erratic sensor readings. Additionally, a weak battery can cause random warning lights and may fail to start the engine altogether |
| 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 newholland.com website before ordering a replacement battery.






