Triumph Street Twin - 2017 Specifications and Reviews
The 2017 Triumph Street Twin is a lightweight modern classic designed for riders seeking style and approachability. Known for its retro aesthetic combined with contemporary handling and ABS-equipped braking, it excels as an excellent entry-level middleweight or daily commuter. Its nimble 198 kg frame and efficient 900cc engine make it perfect for new and experienced riders alike who value character over outright performance.
General information | |
| Category | Naked bike |
| Year | 2017 |
| Model | Triumph Street Twin |
Engine and Transmission Specifications | |
| Exhaust system | Brushed stainless steel 2 into 2 exhaust system with twin silencers |
| Greenhouse gases | 89.8 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Fuel consumption | 3.87 litres/100 km (25.8 km/l or 60.78 mpg) |
| Driveline | X ring chain |
| Clutch | Wet. multi-plate assist |
| Transmission type,final drive | Chain |
| Gearbox | 5-speed |
| Cooling system | Liquid |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) |
| Fuel system | Injection. Multipoint sequential electronic fuel injection |
| Valves per cylinder | 4 |
| Bore x Stroke | 84.6 x 80.0 mm (3.3 x 3.1 inches) |
| Compression | 10.6:1 |
| Torque | 80.00 Nm (8.2 kgf-m or 59.0 ft.lbs) @ 3230 RPM |
| Power | 55.00 HP (40.1 kW) @ 5900 RPM |
| Engine details | 270° crank angle |
| Engine type | Twin, four-stroke |
| | |
Brakes, suspension, Frame and wheels | |
| Wheels | Cast aluminium alloy multi-spoke |
| Rear brakes diameter | 255 mm (10.0 inches) |
| Rear brakes | Single disc. ABS. Floating disc. Two-piston calipers. |
| Front brakes diameter | 310 mm (12.2 inches) |
| Front brakes | Single disc. ABS. Floating discs. Two-piston calipers. |
| Rear tyre | 150/70-R17 |
| Front tyre | 100/90-18 |
| Rear wheel travel | 120 mm (4.7 inches) |
| Rear Suspension | KYB twin shocks with adjustable preload. |
| Front wheel travel | 120 mm (4.7 inches) |
| Front Suspension | KYB 41mm forks. |
| Trail | 100 mm (3.9 inches) |
| Rake (fork angle) | 25.1° |
| Frame type | Tubular steel cradle |
Physical measures and capacities | |
| Oil capacity | 3.80 litres (0.25 quarts) |
| Fuel capacity | 12.11 litres (3.20 gallons) |
| Wheelbase | 1,415 mm (55.7 inches) |
| Overall width | 785 mm (30.9 inches) |
| Overall height | 1,115 mm (43.9 inches) |
| Seat height | 750 mm (29.5 inches) If adjustable, lowest setting. |
| Power/weight ratio | 0.2778 HP/kg |
| Dry weight | 198.0 kg (436.5 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Comments | Traction control |
| Instruments | LCD multi-functional instrument. |
| Starter | Electric |
| Color options | Black, Red, Silver, Matt Black, Jet Black |
Performance Profile & Rider Fit
Best For
Rider Profile
| Best For | Well suited to newer riders and returning riders thanks to its approachable power delivery, low seat height, and forgiving manners, while still having enough character to satisfy more experienced owners looking for a relaxed second bike. |
| Purpose | Built primarily as a stylish, easygoing modern classic for commuting and weekend rides rather than outright performance or long-distance touring. |
| Rider Fit | Its low 765mm seat height and modest 216kg weight make it accessible to shorter riders and easy to manage at a standstill or in tight parking situations. |
| Character | A torquey, characterful parallel-twin roadster that prioritizes smooth, tractable real-world power and classic British styling over outright speed. |
| Not Ideal For | Not the right choice for riders chasing high-speed thrills, serious off-road capability, or a dedicated long-haul touring setup with passenger comfort and wind protection. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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⚠ Safety Recalls (2)
Triumph Motorcycles America, LTD (Triumph) is recalling certain 2016-2019 Bonneville T120 and Bonneville T120 Black, 2017-2019 Bonneville T100 and T100 Black, 2017-2018 Street Cup and Street Scrambler, and 2016-2018 Street Twin motorcycles. The clutch cable may contact the main harness cover and cause damage to wiring within the main harness. This may lead to a loss of electrical power to various electrical circuits.
Risk: Loss of electrical power may cause the headlight or indicator lighting to malfunction or the engine to stall, increasing the risk of a crash.
Remedy: Triumph will notify owners, and dealers will replace the original securing guide for the clutch cable and main harness with an updated one, free of charge. The recall began March 27, 2019. Owners may contact Triumph customer service at 1-678-854-2010. Triumph's number for this recall is SRAN560.
Triumph Motorcycles America, LTD (Triumph) is recalling certain accessory Adjustable Brake Levers, sold as part of an aftermarket lever replacement kit, part number A2021334. These brake levers are intended for installation on 2016 and 2017 Thruxton 1200, Street Twin, Bonneville T120, and Bonneville T120 Black motorcycles. Under certain conditions, the brake levers may contact the handlebar before maximum braking force is applied.
Risk: Without the ability to apply maximum front braking, the distance needed to stop the motorcycle may be lengthened, increasing the risk of a crash.
Remedy: Triumph will notify owners, and dealers will replace the affected brake levers, free of charge. The recall began July 7, 2016. Owners may contact Triumph customer service at 1-678-854-2010.
Source: NHTSA. View all Triumph recalls →
Rider Reviews

MotorcycleDB Review
The 2017 Triumph Street Twin is a stylish and versatile motorcycle that offers a comfortable riding experience. Its 900cc parallel-twin engine delivers smooth and responsive power, making it well-suited for urban commuting and long-distance rides. The Street Twin also features modern features such as ABS, traction control, and rider modes, providing added confidence and control on the road. With its classic design and modern performance, the Triumph Street Twin is a great option for riders looking for a reliable and enjoyable motorcycle. Overall, the 2017 Triumph Street Twin is a fantastic choice for riders seeking a blend of classic style and contemporary performance. Its comfortable and responsive ride, along with its advanced safety features, make it a great option for both daily commutes and weekend adventures. With its combination of timeless design and modern technology, the Street Twin offers a truly enjoyable riding experience for motorcycle enthusiasts.Add a Comment
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