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Benelli · 1985–1987

1985 Benelli 900 Sei Sport

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1985 Benelli 900 Sei Sport
Photo: MikeSchinkel on Flickr.com , MikeSchinkel.com, CC BY 2.0, via Wikimedia Commons · CC BY
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Specifications

Category
Sport
Displacement
905.0 ccm (55.22 cubic inches)
Displacement (cc)
905.00
Engine details
In-line six, four-stroke
Power
80.0 HP (58.4 kW) @ 8300 RPM
Top speed
201.0 km/h (124.9 mph)
Compression
9.5:1
Bore × stroke
60.0 x 53.4 mm (2.4 x 2.1 inches)
Valves/cyl
2.0
Fuel control
Overhead Cams (OHC)
Cooling
Air
Gearbox
5-speed
Transmission
Chain (final drive)
Front tyre
120/80-16
Rear tyre
150/70-18
Front brakes
Dual disc
Rear brakes
Single disc
Wet weight
231.0 kg (509.3 pounds)
Fuel capacity
17.00 litres (4.49 US gallons)

The 1985 Benelli 900 Sei Sport

1985 Benelli 900 Sei Sport sits near the top of Benelli's road-going range, representing the Italian factory's most ambitious statement of the era: a six-cylinder machine in a market dominated by fours. The straight-six layout gives it a smoothness and a distinctive exhaust note that four-cylinder rivals simply can't match, and that character defines the ownership experience more than any number on a spec sheet. It's not a bike built for outright aggression on a track day; it rewards a rider who wants to cover ground at a steady, confident pace and enjoys the mechanical novelty under the tank as much as the ride itself. Handling is stable rather than sharp, and the weight is felt at low speeds but settles nicely once rolling. The 1985 model carried over without significant mechanical changes from the prior year — buyers comparing it to a 1984 example should focus on mileage, service history, and condition rather than spec differences. Today, the 1985 Benelli 900 Sei Sport attracts riders who already own more common Japanese or European sportbikes and want something mechanically distinct, along with collectors drawn to Benelli's unusual six-cylinder engineering. Parts and specialist knowledge can be scarce, so buyers should prioritize documented maintenance over cosmetic condition.

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