Yamaha 425 HP XTO Offshore DEC Outboard XF425XSB, 25" Shaft
The Yamaha XF425XSB is a 425 HP XTO Offshore four-stroke outboard with a 25-inch (X-long) shaft, DEC controls and integrated electric steering. Its eight-cylinder, 5,559 cc engine uses direct injection, and the motor weighs 952 lbs.
It comes standard with power trim and tilt, the integrated electric steering system, electric start, a safety lanyard and a dual flush system. Iridium spark plugs and quad thermostats are part of the specification. The propeller is not included.
Highlights
425 HP, eight cylinders, 5,559 cc, direct injection
25-inch X-long shaft
DEC digital controls with integrated electric steering
Power trim and tilt, electric start
Dual flush system and safety lanyard
Propeller not included
Specifications
Brand | Yamaha |
Model | XF425XSB |
Horsepower | 425 HP |
Engine Type | XTO Offshore Four-Stroke |
Cylinders | 8 |
Displacement | 5,559 cc |
Shaft Length | 25" (X-Long) |
Controls | DEC (Digital Electronic Control) |
Steering | Integrated Electric |
Starting | Electric |
Trim | Power Trim & Tilt |
Weight | 952 lbs |
Full Throttle Range | 5,000–6,000 RPM |
Fuel Induction | Direct Injection |
Good to know
Confirm shaft length, controls and propeller rotation against your boat before ordering, and stay within the maximum horsepower on the boat's capacity plate.
Installation, rigging and commissioning by a qualified marine technician are recommended; follow the manufacturer's pre-delivery and break-in procedures.


