1981 · Vintage
The 1981 Triumph T140 ES Bonneville Royal Limited Edition represents a significant, albeit late, chapter in the storied Bonneville lineage. As one of the final iterations of the Meriden-built twins, it emerged during a challenging period for the British motorcycle industry, striving to maintain relevance against a surging tide of Japanese competitors like the Honda CB750 and the Kawasaki KZ750. This limited-edition model, distinguished by its unique styling and features, aimed to offer a premium experience to enthusiasts seeking a classic British parallel-twin. It carried the torch of a design that had captivated riders for decades, even as the landscape of motorcycling evolved dramatically around it.
Powering the T140 ES Royal Limited Edition was a 750.00 ccm (45.77 cubic inches) engine, a well-proven unit for the Bonneville. This powerplant enabled a top speed of 180.0 km/h (111.8 mph), a respectable figure for the era, showcasing the engine's capability. The motorcycle's dry weight was 179.2 kg (395.0 pounds), contributing to its handling characteristics. With a fuel capacity of 18.00 litres (4.76 gallons), it offered a decent range for touring. The T140 ES was designed as a Vintage category machine, reflecting its classic British twin architecture and the riding experience it delivered.
Riding the T140 ES Bonneville Royal Limited Edition offered a distinct feel, characteristic of British motorcycles of its time. The seat height, at 787 mm (31.0 inches) if adjustable at its lowest setting, provided a comfortable reach for many riders, contributing to an upright stance. While not a track-focused machine, its handling was predictable and engaging, encouraging spirited rides on country roads. The parallel-twin engine, known for its distinctive thrum, delivered power in a linear fashion, making for an approachable and enjoyable experience for those accustomed to its character. The classic twin-shock rear suspension and conventional front forks provided a ride that was compliant without being overly soft, offering good feedback from the road.
The 1981 Triumph T140 ES Bonneville Royal Limited Edition appealed to a specific demographic: collectors, British motorcycle enthusiasts, and riders seeking a connection to motorcycling history. Its limited-edition status adds to its appeal as a collectible. For those who appreciate the mechanical simplicity and the inherent charm of a classic British parallel-twin, this model offered a genuine taste of the past. It served as a final hurrah for an iconic nameplate from Meriden, embodying the spirit of the Bonneville for a generation that was witnessing the rapid modernization of the motorcycle industry.
✅ Why buy this bike?
⚠️ Things to consider
⚖️ Comparison & Competition
Rule of thumb: under 125cc / 15HP → A1, under 47HP → A2, above → A.
Estimated average for 750cc class: 35-50 mpg (5.0-7.0 L/100km)
⛽ Tank: 18.00 litres (4.76 gallons)
Insurance grouping for Triumph T140 ES Bonneville Royal Limited Edition (750cc):
Personalised premium estimate for the Triumph T140 ES Bonneville Royal Limited Edition (UK rates):
💡 Estimate based on UK market averages. For real quotes, compare on Compare the Market, MoneySuperMarket, GoCompare.
$4200 USD
MSRP / listing
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