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ATK NX 250
1987 · Vintage
1987 · Vintage
The 1987 ATK NX 250 represents a significant entry in the vintage off-road motorcycle segment, emerging from a company known for its unconventional engineering solutions. This quarter-liter machine was part of ATK's early push into the dirt bike market, aiming to differentiate itself from the established Japanese and European manufacturers. In its era, the NX 250 found itself competing directly with popular models like the Honda CR250R and the Kawasaki KX250, offering a distinct alternative for riders seeking something different from the mainstream. Its design ethos focused on durability and effective power delivery, rather than chasing outright horsepower figures.
At the heart of the 1987 ATK NX 250 was its 249.00 ccm (15.19 cubic inches) engine, a two-stroke single designed for robust performance on challenging terrain. While specific power output figures are elusive for this model, ATK's engineering typically prioritized torque and rideability over peak horsepower. The bike carried a dry weight of 128.0 kg (282.2 pounds), which was competitive for a 250cc dirt bike of the period, contributing to its maneuverability. Fuel capacity stood at 8.70 litres (2.30 gallons), providing a reasonable range for trail riding and motocross events. This combination of engine size and weight made it a capable machine for its intended purpose.
Riding characteristics of the ATK NX 250 were largely defined by its off-road focus. It featured a suspension setup designed to absorb the rigors of jumps and rough trails, providing a stable platform for aggressive riding. The ergonomics were typical of a dirt bike from the late 80s, offering an upright stance with a relatively flat seat, enabling riders to shift their weight easily for optimal control. While not designed for plush comfort, its robust build and effective suspension made it a capable tool for extended periods of off-road use. The NX 250 was built for the dirt, and its design reflected a utilitarian approach to conquering varied terrain.
The 1987 ATK NX 250 appeals primarily to vintage motorcycle enthusiasts, off-road collectors, and riders who appreciate the unique engineering philosophy of ATK. As a Category: Vintage motorcycle, it offers a glimpse into a specific era of dirt bike development, before the widespread adoption of many modern technologies. It’s a bike for someone looking to restore a piece of motorcycling history or to experience the raw, unadulterated feel of an 80s two-stroke dirt bike. For those who value mechanical simplicity and a distinct riding experience, the NX 250 presents a compelling, albeit specialized, option.
✅ Why buy this bike?
⚠️ Things to consider
⚖️ Comparison & Competition
Rule of thumb: under 125cc / 15HP → A1, under 47HP → A2, above → A.
Estimated average for 249cc class: 55-80 mpg (3.0-4.5 L/100km)
⛽ Tank: 8.70 litres (2.30 gallons)
Insurance grouping for ATK NX 250 (249cc):
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