Key performance

77 ch
Power
🔧
849 cc
Displacement
⚖️
233 kg
Weight
🏎️
210 km/h
Top speed
💺
795 mm
Seat height
20.0 L
Fuel capacity
💰
9 100 €
New price
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Technical specifications

Engine

Displacement
849 cc
Power
77.0 ch @ 7500 tr/min (59.9 kW)
Torque
80.0 Nm @ 6500 tr/min
Engine type
Twin, four-stroke
Cooling
liquide
Compression ratio
10.5 : 1
Bore × stroke
89.5 x 67.5 mm (3.5 x 2.7 inches)
Valves/cylinder
5
Camshafts
2 ACT
Fuel system
Carburettor

Chassis

Frame
double poutre en en acier
Gearbox
5-speed
Final drive
Chain   (final drive)
Front suspension
Fourche téléhydraulique Ø 43 mm, déb : 149 mm
Rear suspension
Mono-amortisseur, déb : 140 mm
Front wheel travel
149 mm (5.9 inches)
Rear wheel travel
144 mm (5.7 inches)

Brakes

Front brakes
Dual disc
Rear brakes
Single disc
Front tyre
110/80-ZR18
Front tyre pressure
2.50 bar
Rear tyre
150/70-ZR17
Rear tyre pressure
2.50 bar

Dimensions

Seat height
795.00 mm
Wheelbase
1475.00 mm
Fuel capacity
20.00 L
Weight
233.00 kg
Dry weight
198.00 kg
New price
9 100 €

Overview

Do you remember that moment, in the early 2000s, when you were looking for a motorcycle that wasn’t just a box in a catalog? A machine that refuses labels, capable of breaking free from the frame? The Yamaha TDM 850, the one from 2001, was exactly that perplexing proposition. Half-road bike with its firm appearance, half-trail bike thanks to its relaxed posture, and with a touch of aggression in the design of its twin, it defied all classification. It wasn't a compromise, but a bold fusion. Today, searching for a used Yamaha TDM 850 often means seeking that particular philosophy, a free-spirited vehicle.

Yamaha TDM 850

Its heart, this 849 cc twin cylinder nicknamed 4TX, is a piece of mechanical watchmaking skillfully reworked. Yamaha modified its 270° timing, giving it the pulse and character of a 90° V2, without the complexity. The numbers speak for themselves: 77 horsepower at 7500 rpm, 80 Nm of torque that arrive fairly early. This used Yamaha TDM 850 4TX engine is not a low-revving animal; it requires a little encouragement, but its response is frank, linear, and propels the machine to 210 km/h with apparent ease. The Yamaha TDM 850 4TX technical specifications also reveal this robust architecture, with a steel double-beam frame that envelops the engine like an exoskeleton. The weight, 233 kg fully fueled, is well distributed, and the Yamaha TDM 850 seat at 795 mm offers a riding position that suits both the long-distance traveler and the hurried urban rider.

But let's be honest. This versatility comes at a price, and sometimes a flaw. The gearbox, on this generation, can be dry and a little noisy, a recurring criticism in Yamaha TDM 850 4TX reviews. This is the point where the mechanics remind you that it is not perfect. However, this frankness is accompanied by generally solid Yamaha TDM 850 reliability. The suspensions, a 43 mm fork and a mono-shock, are designed for endurance, absorbing imperfect asphalt and dirt roads without drama. The 20-liter tank announces serious stages. Compared to its contemporaries, it wasn't the most powerful or the lightest, but it was often the most consistent in its mission to go everywhere.

For whom? For the motorcyclist who refuses "or," and seeks "and." For those who want a unique machine, a vehicle for everyday use capable of adventurous weekends without transformation. The Yamaha TDM 850 2001, with its specific look and sometimes sought-after Yamaha TDM 850 stickers, remains a cult object for enthusiasts of this hybrid genre. Its price at the time, around 9100 euros, was an investment in a philosophy. Today, it is a reasonable collector's item, where finding Yamaha TDM 850 spare parts or a Yamaha TDM 850 4TX battery is not yet an archaeological quest. It clearly distinguishes itself from the earlier versions, the Yamaha TDM 850 3VD of 1991 or 1993, having gained in precision and finish.

Ultimately, the TDM 850 is not the motorcycle that does the most, but the one that does what it promises best: to be a carefree companion for all roads. It doesn't chase records; it avoids dogmas. It is this intelligence, this resistance to categorization, that explains why so many technical Yamaha TDM 850 motorcycle reviews continue to pay it homage, and why it still occupies a unique place in garages and memories. A motorcycle that, ultimately, created its own category: that of the irreducibles.

Practical info

  • La moto est accessible aux permis : A

Indicators & positioning

Weight-to-power ratio
0.35 ch/kg
🔄
Torque / weight
0.34 Nm/kg
🔧
Volumetric power
96.6 ch/L
In category Allround · 425-1698cc displacement (1865 motorcycles compared)
Power 82 ch Top 30%
16 ch median 61 ch 139 ch
Weight 233 kg Lighter than 29%
168 kg median 211 kg 261 kg
P/W ratio 0.35 ch/kg Top 43%
0.13 median 0.33 0.54 ch/kg

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