Honda BF45A Owner's Manual page 4

TYPES OF HONDA BF3§A/45A OUTBOARD MOTORS
It may be necessary to refer_tcthis chart for reference purposes when reading this manual
Model
BF35
BF45
S: Short Shaft
L: Long Shaft X: Extra Long Shaft H: Tiller Handle R: Remote Control T: Power Trim/Tilt
The gas assisted tilt type motors use a gas damper to assist when manually tilting the motor.
The power trim/tilt type motors use an electric/hydraulic power cylinder to trim or tilt the motor.
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