The Kubota B3300SU tractor battery specs found are Group 51R, 12 V (verify with operator manual), 475 CCA, 9.38 × 5.06 × 8.75 in.
Battery sizeGroup 51R
Voltage12 V (verify with operator manual)
CCA475 CCA
Case size9.38 × 5.06 × 8.75 in
Kubota B3300SU Battery Specs
Battery size / group
Group 51R
Battery voltage
12 V (verify with operator manual)
Battery CCA
475 CCA
Battery dimensions
9.38 × 5.06 × 8.75 in
Battery Spec Benchmarks
CCA benchmark
This model
475 CCA
Average
550 CCA
Low
300 CCA
High
800 CCA
Voltage benchmark
This model
12 V
Average
12 V
Low
12 V
High
12 V
Case length benchmark
This model
9.38 in
Average
9.8 in
Low
7.75 in
High
13 in
Benchmarks are general reference ranges for compact tractor batteries.
Kubota B3300SU Battery FAQ
Replacement battery recommendation
For the Kubota B3300SU tractor, use a battery that matches Group 51R, 475 CCA or higher, case size around 9.38 × 5.06 × 8.75 in. Also match the terminal layout, hold-down style and battery tray clearance before buying. A 12 V battery is shown as a fallback, so verify the voltage in the operator manual before ordering.
Battery voltage shown
The battery voltage shown for the Kubota B3300SU tractor is 12 V (verify with operator manual). This was filled because the page had other battery specs but no clear voltage answer.
Battery group size found
The battery group size found for the Kubota B3300SU tractor is Group 51R.
Battery CCA found
The battery CCA figure found for the Kubota B3300SU tractor is 475 CCA.
Battery replacement steps
When swapping the Kubota B3300SU battery, match the replacement to 9.38 × 5.06 × 8.75 in and keep the same terminal layout. Shut the tractor down fully, remove negative first and positive second. After the new battery is seated and clamped, connect the positive cable first, followed by the negative cable.
Bad battery symptoms
If the Kubota B3300SU has a weak 12 V (verify with operator manual) battery, the usual signs are lazy cranking, a clicking starter, fading dash lights or a no-start condition after sitting.
Official information note
Mistakes do happen. Check the operator manual, service manual and official kubotausa.com website for official battery specifications before buying parts.
