Key performance
Technical specifications
Engine
- Displacement
- 899 cc
- Power
- 115.0 ch @ 9000 tr/min (77.8 kW)
- Torque
- 88.0 Nm @ 7500 tr/min
- Engine type
- In-line three, four-stroke
- Cooling
- Liquid
- Compression ratio
- 12.5:1
- Bore × stroke
- 88.0 x 49.2 mm (3.5 x 1.9 inches)
- Valves/cylinder
- 4
- Camshafts
- 2 ACT
- Fuel system
- Injection. Electronic injection with three throttle bodies ø53 mm
- Valve timing
- Double Overhead Cams/Twin Cam (DOHC)
- Ignition
- Digital - inductive type via electronic engine management
- Starter
- Electric
Chassis
- Frame
- Decomposable, front steel trestle, rear aluminium alloy casting
- Gearbox
- 6-speed
- Final drive
- Chain (final drive)
- Clutch
- Wet
- Front suspension
- Upside down fork
- Rear suspension
- ASD steel tube trellis swingarm
- Front wheel travel
- 150 mm (5.9 inches)
- Rear wheel travel
- 144 mm (5.7 inches)
Brakes
- Front brakes
- Single disc
- Rear brakes
- Single disc
- Front tyre
- 120/70-ZR17
- Rear tyre
- 180/55-ZR17
Dimensions
- Seat height
- 840.00 mm
- Wheelbase
- 1514.00 mm
- Length
- 2183.00 mm
- Width
- 850.00 mm
- Height
- 1320.00 mm
- Fuel capacity
- 22.00 L
- Weight
- 240.00 kg
- Dry weight
- 215.00 kg
- New price
- 9 990 €
Overview
Benelli clearly plays on all fronts. After offering an 899 version of its TnT roadster, the Pesaro manufacturer applies the same logic to its sport trail: take the Tre-K 1130 recipe, shave off a few cubic centimetres, and open the door to those the larger format intimidated just a little too much. The result is this Tre-K 899, a trail bike that refuses to look like anything the major Japanese manufacturers line up in this category.

It's hard to tell the two siblings apart at first glance. The 899 inherits the same steel tubular trellis frame up front, cast aluminium at the rear, the same angular silhouette and the same face that actively looks for a fight. The differences hide in the details: the frame and swingarm switch to matte black where the 1130 wore a deep red, the small engine belly pan disappears, and the instrument cluster simplifies. Visually, it remains imposing, sharp, and recognisable from a hundred metres away in a car park full of smooth, well-behaved trail bikes.
Beneath the 22-litre tank, the 899 cc inline three-cylinder delivers 115 horsepower at 9,000 rpm and 88 Nm at 7,500 rpm. Ten horsepower less than its elder sibling, a few Newton-metres down as well, but the Benelli engine retains that playful character and the distinctive sonic texture particular to three-cylinders that invites you to work through a six-speed gearbox with pleasingly well-spaced ratios. You inevitably think of Yamaha's MT-09, then in gestation at the time, or the Triumph Street Triple that already dominates this territory. The Benelli does things differently: it weighs 240 kg fully fuelled, roughly twenty kilograms more than the Triumph, and that is felt in direction changes. It demands a rider who gets involved, not a passive observer.
The 840 mm seat height will be no holiday for shorter riders, but the suspension partially compensates for this handicap. The Marzocchi inverted fork absorbs road imperfections honestly, and the four-piston Brembo braking system offers a firm, decisive bite without being brutal. This is genuine equipment, not spec-sheet filler. For under 10,000 euros, this level of componentry remains hard to ignore compared to competitors who frequently charge for this kind of specification as an option or on a higher trim level.
The Tre-K 899 targets a specific audience: the rider who wanted the 1130 but prefers to get to grips with the mechanics progressively, or the one looking for a trail bike off the beaten track, in both the literal and figurative sense. This is not a motorcycle for beginners — 115 horsepower and 240 kg do not forgive approximations. But it is a machine that makes you want to ride fast rather than fear it, something its big brother did not necessarily promise in the early outings. Benelli is not chasing sales volumes, and it shows in the design choices. This trail bike owns its difference, for better and for the rest.
Practical info
- La moto est accessible aux permis : A
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