Left side behind the plastic cover
Remove the right cover below the fuel tank and you get to the battery.
Take off the seat
Follow the cable rearward from the starter. It connects to the battery.
It is directly to the left of the battery box on the right side of the bike.
Under the right side (as you sit on the bike) side cover.
it doesn't have one
The battery is under the driver's seat.
it should be located somewhere on the frames, good luck ;)......
it is located between the rear fenders
The Honda Rebel CBX450C was only built in 1986 & 87.
no that's why they call it a HONDA
Under the driver's seat.