How much torque does a 2002 TDM900 have?

Yamaha TDM900: A Versatile All-Rounder

04/04/2019

Rating: 4.09 (8509 votes)

The Yamaha TDM900, and its ABS-equipped sibling the TDM900A, stands as a testament to Yamaha's engineering prowess, offering a unique blend of sportiness and touring capability. Often categorised as an adventure sport-touring motorcycle, the TDM900 carved out a niche for itself by providing a comfortable yet engaging riding experience suitable for a variety of conditions, from commuting through urban landscapes to tackling winding country roads and even embarking on longer journeys.

What kind of engine does a TDM900 have?
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A Legacy of Innovation: The TDM Series

The TDM900 is not an isolated model but rather the culmination of Yamaha's TDM line, which first appeared in the early 1990s with the TDM850. The original TDM850 was revolutionary for its time, featuring a parallel-twin engine with a 270-degree crank angle, which mimicked the torque characteristics of a V-twin. This design choice contributed significantly to the bike's characterful engine note and its torquey delivery, making it a joy to ride in real-world scenarios. The TDM900, introduced in 2002, built upon this successful formula, refining the engine, chassis, and overall package to create an even more capable and refined machine.

The Heart of the Beast: Engine and Performance

At the core of the TDM900 lies its 897cc liquid-cooled, four-stroke, DOHC, parallel-twin engine. This powerplant, derived from the TRX850, was tuned for a strong mid-range punch and smooth power delivery. The 270-degree crank angle provides that distinctive rumble and excellent tractability, allowing riders to accelerate confidently out of corners without excessive gear changes. The engine produces a healthy amount of horsepower, typically around 80-85 bhp, and a significant torque figure, making it well-suited for both spirited riding and carrying luggage or a passenger.

One of the key improvements in the TDM900 over its predecessor was the adoption of fuel injection. This not only enhanced throttle response and fuel efficiency but also ensured cleaner emissions, meeting the evolving environmental standards. The engine is mated to a smooth-shifting five-speed gearbox, providing a direct and engaging connection between the rider and the machine.

Chassis and Handling: Stability Meets Agility

Yamaha equipped the TDM900 with a robust diamond-type steel frame, designed to offer excellent rigidity and stability. The suspension setup is a crucial element in its all-round capability. Up front, a 43mm conventional telescopic fork provides responsive damping, while the rear features a linkage-type Monoshock suspension. This combination allows for a comfortable ride over uneven surfaces while maintaining composure during more aggressive riding. The suspension travel is ample enough to absorb bumps and undulations, contributing to the bike's long-distance comfort.

The TDM900's riding position is typically upright and commanding, offering good visibility and reducing rider fatigue on longer journeys. The handlebars are wide and well-positioned, facilitating easy manoeuvrability at low speeds and confident control on the open road. The ergonomics are a significant factor in the bike's appeal as a versatile tourer.

Braking System: Confidence-Inspiring Stops

For stopping power, the TDM900 features a capable braking system. Up front, it typically sports twin 298mm discs with a dual-piston caliper, providing strong and progressive braking. The rear is equipped with a single 267mm disc and a single-piston caliper. The TDM900A variant includes Yamaha's Anti-lock Braking System (ABS), which adds an extra layer of safety and confidence, particularly in adverse weather conditions or during emergency stops. ABS helps prevent wheel lock-up, maintaining steering control and stability.

Design and Features: Practicality Meets Style

The TDM900's design strikes a balance between adventure styling and sport-touring functionality. It features a distinctive half-fairing that offers a degree of wind protection for the rider, reducing fatigue on longer rides. The fairing also houses a multi-reflector headlight for good illumination. The instrument panel is clear and informative, typically including an analogue tachometer and a digital speedometer, along with essential warning lights.

Comfort for both rider and pillion is a priority. The seat is generally well-padded and shaped to accommodate longer periods in the saddle. The bike also comes with provisions for luggage, often featuring integrated grab handles for a passenger and the ability to mount panniers and a top box, enhancing its touring credentials.

Key Specifications Comparison: TDM900 vs. TDM900A

While the core of both models is identical, the primary difference lies in the braking system:

FeatureYamaha TDM900Yamaha TDM900A
Engine897cc, Liquid-cooled, 4-stroke, DOHC, Parallel-twin897cc, Liquid-cooled, 4-stroke, DOHC, Parallel-twin
Bore x Stroke92.0 mm x 68.5 mm92.0 mm x 68.5 mm
Compression Ratio9.2:19.2:1
Fuel SystemFuel InjectionFuel Injection
Max Power (approx.)60.5 kW (81 hp) @ 7500 rpm60.5 kW (81 hp) @ 7500 rpm
Max Torque (approx.)89 Nm (9.1 kg-f) @ 6000 rpm89 Nm (9.1 kg-f) @ 6000 rpm
ClutchWet, Multiple DiscWet, Multiple Disc
Transmission5-speed5-speed
ChassisDiamond Type, SteelDiamond Type, Steel
Front SuspensionTelescopic fork, 43mmTelescopic fork, 43mm
Rear SuspensionSwingarm, MonoshockSwingarm, Monoshock
Front BrakeDual hydraulic disc, 298mmDual hydraulic disc, 298mm
Rear BrakeHydraulic disc, 267mmHydraulic disc, 267mm
ABSNoYes
Front Tyre110/80 R18 M/C 54H110/80 R18 M/C 54H
Rear Tyre150/70 R17 M/C 69H150/70 R17 M/C 69H
Length2,175 mm2,175 mm
Width780 mm780 mm
Height1,315 mm1,315 mm
Seat Height825 mm825 mm
Wheelbase1,485 mm1,485 mm
Ground Clearance160 mm160 mm
Fuel Capacity20 Litres20 Litres
Wet Weight (approx.)218 kg222 kg

Frequently Asked Questions About the Yamaha TDM900

Q1: Is the Yamaha TDM900 a good beginner bike?

While the TDM900 is a capable and forgiving motorcycle, its engine performance and weight might be a bit much for a complete novice. It's generally considered more suitable for riders with some experience who can appreciate its power and handling characteristics.

Q2: What is the main difference between the TDM900 and TDM900A?

The primary difference is that the TDM900A is equipped with an Anti-lock Braking System (ABS), offering enhanced safety, especially in slippery conditions. The TDM900 does not have ABS.

Q3: What is the fuel range of the TDM900?

With its 20-litre fuel tank and generally good fuel efficiency, the TDM900 can achieve a range of approximately 200-250 miles (320-400 km) on a single tank, depending on riding style and conditions.

Q4: Is the TDM900 comfortable for long-distance touring?

Yes, the TDM900 is widely regarded as a comfortable touring machine. Its upright riding position, decent wind protection from the fairing, and capable suspension contribute to excellent long-distance comfort for both rider and passenger.

Q5: What kind of maintenance does a TDM900 typically require?

Like most motorcycles, the TDM900 requires regular maintenance, including oil and filter changes, chain lubrication and adjustment, checking tyre pressures, inspecting brake pads, and ensuring the suspension and electrical systems are in good working order. Regular servicing according to the owner's manual is crucial for longevity and optimal performance.

The Enduring Appeal of the TDM900

The Yamaha TDM900 and TDM900A may no longer be in production, but they continue to be sought after by riders who appreciate their unique blend of versatility, comfort, and engaging performance. Whether used for daily commuting, weekend adventures, or cross-continental tours, the TDM900 remains a testament to Yamaha's ability to create motorcycles that are both practical and immensely enjoyable to ride. Its robust engineering and characterful engine ensure it remains a beloved machine in the used motorcycle market, offering a compelling package for discerning riders.

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