The Bobcat S66 skid-steer battery size is Group 24, and it uses a 12-volt electrical system. Its 600 CCA rating is average for Bobcat skid-steers in this dataset.
How this battery compares
Compared with other Bobcat skid-steer battery ratings in this dataset.
Battery specification
Model-specific replacement data
Replacement battery
What to match when buying
The Bobcat S66 skid steer loader requires a Group 24 battery with a minimum of 600 cold cranking amps (CCA) for optimal performance. You can also consider using a Group 27 battery for additional power if it fits in the compartment.
Battery location
Where the battery is mounted
The battery on the Bobcat S66-2 skid-steer loader is part of the machine's electrical system, which is highlighted for its redesigned wiring harnesses and improved durability in the R-Series models.
Model details
Equipment identity
How to replace the battery
Basic replacement procedure
Park on level ground, lower the lift arms/attachment, stop the engine, remove the key and isolate electrical power. Open the battery access, disconnect the negative cable first and then positive, remove the hold-down and lift out the battery. Clean the tray/terminals, install the replacement securely, connect positive first and negative last, then verify charging voltage and starting operation.
Bad battery symptoms
Signs the battery may be failing
Bobcat S66 skid steer loader battery symptoms include slow cranking, dim or flickering lights, and repeated need to jump-start the machine. Bobcat heavy-duty batteries feature full-size reinforced plates, lead-welded post seals, and microporous envelope separators designed for tough conditions.
What battery size fits the Bobcat S66?
Quick answer
The official battery group size for the Bobcat S66 skid-steer loader is 1000 CCA (Cold Cranking Amps). For replacement, it's important to ensure compatibility with this specification.
How many CCA does the Bobcat S66 need?
Quick answer
The Bobcat S66 skid steer loader requires a battery with a minimum of 600 cold cranking amps (CCA). For optimal performance, it's best to use a Bobcat heavy-duty battery specifically designed for their equipment.
What voltage battery does the Bobcat S66 use?
Quick answer
The Bobcat S66 skid-steer loader typically uses a 12-volt battery. For specific replacement options, it's best to consult the Bobcat parts catalog or contact a local dealer for the exact specifications.
Where is the battery on the Bobcat S66?
Quick answer
The battery on the Bobcat S66-2 skid-steer loader is part of the machine's electrical system, which is highlighted for its redesigned wiring harnesses and improved durability in the R-Series models.
What is the best replacement battery for the Bobcat S66?
Quick answer
The Bobcat S66 skid steer loader requires a Group 24 battery with a minimum of 600 cold cranking amps (CCA) for optimal performance. You can also consider using a Group 27 battery for additional power if it fits in the compartment.

