KTM 690 Enduro R - 2021 Specifications and Reviews
The 2021 KTM 690 Enduro R is a lightweight single-cylinder enduro machine designed for adventure riders seeking genuine off-road capability with street legality. Known for its agile handling, low seat height, and accessible 74 horsepower, it excels on technical trails and mixed terrain while remaining manageable for intermediate riders.
General information | |
| Category | Enduro / offroad |
| Year | 2021 |
| Model | KTM 690 Enduro R |
| | |
Engine and Transmission Specifications | |
| Greenhouse gases | 99.8 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Fuel consumption | 4.30 litres/100 km (23.3 km/l or 54.70 mpg) |
| Driveline | 5/8  x  1/4 X Ring |
| Clutch | Slipper clutch, hydraulically actuated |
| Transmission type | Chain (final drive) |
| Gearbox | 6-speed |
| Cooling system | Liquid |
| Lubrication system | Forced oil lubrication with 2 oil pumps |
| Ignition | Keihin EMS with RBW, twin ignition |
| Fuel system | Injection |
| Bore x Stroke | 105.0 x 80.0 mm (4.1 x 3.1 inches) |
| Torque | 73.5 Nm (7.5 kgf-m or 54.2 ft.lbs) |
| Power | 73.8 HP (53.8 kW) |
| Engine details | Balancer shaft |
| Engine type | Single cylinder, four-stroke |
| Capacity: | 693.0 ccm (42.29 cubic inches) |
| | |
Brakes, suspension, Frame and wheels | |
| Wheels | Wire spoked |
| Rear brakes | Single disc. Brembo single-piston floating calliper. ABS. |
| Diameter | 300 mm (11.8 inches) |
| Front brakes | Single disc. Brembo twin-piston floating calliper. ABS. |
| Rear wheel travel | 250 mm (9.8 inches) |
| Rear Suspension | WP shock absorber with Pro-Lever linkage |
| Front wheel travel | 250 mm (9.8 inches) |
| Front Suspension | WP USD Ø 48 mm |
| Rake (fork angle) | 28.0° |
| Frame type | Chrome-moly tubular space frame, powder-coated |
Physical measures and capacities | |
| Fuel capacity | 13.50 litres (3.57 US gallons) |
| Wheelbase | 1504 mm (59.2 inches) |
| Ground clearance | 269 mm (10.6 inches) |
| Seat height | 929 mm (36.6 inches) If adjustable, lowest setting. |
| Power/weight ratio | 0.5052 HP/kg |
| Dry weight | 146.0 kg (321.9 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Comments | Traction control. |
| Instruments | LCD |
| Starter | Electric |
| Color options | Orange/grey/white |
Performance Profile & Rider Fit
Best For
Rider Profile
| Best For | Best suited to intermediate-to-experienced riders who are comfortable with a tall, light, powerful single-cylinder machine that demands active input. |
| Purpose | Built primarily as a big-bore enduro weapon for serious off-road riding, trail exploration, and technical terrain, with light road use as a secondary role. |
| Rider Fit | The tall 935mm seat height and 152kg dry-oriented weight favor taller or more athletic riders who can confidently manage standing, shifting body weight, and paddling the bike at low speed. |
| Character | A raw, torquey big single with a lightweight chassis rewards decisive, engaged riding and punishes hesitation, giving it a focused, no-nonsense personality. |
| Not Ideal For | Not a good fit for riders wanting plush comfort, pillion-friendly touring, or a low-effort commuter experience. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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⚠ Safety Recalls (1)
KTM North America, Inc. (KTM) is recalling certain 2019-2023 Husqvarna and KTM motorcycles with equipped with TKC80 tires. Please refer to KTM's recall report for specific model details. Cracks longer than 3/16 inch may develop in the tread grooves. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 119, "New Pneumatic Tires-Other Than Passenger Cars."
Risk: Cracks in the tread can lead to tread separation, increasing the risk of a crash.
Remedy: Dealers will replace the affected tires, free of charge. Owner notification letters were mailed September 16, 2022. Owners may contact KTM's customer service at 1-888-985-6090. KTM's numbers for this recall are KTB2208 and HTB2207.
Source: NHTSA. View all KTM recalls →
Rider Reviews
MotorcycleDB Review
The 2021 KTM 690 Enduro R is a highly capable and versatile adventure motorcycle that is perfect for riders looking to tackle a variety of terrain. With its powerful 693cc single-cylinder engine, lightweight chassis, and long travel suspension, this bike offers impressive off-road performance while still being comfortable on the road. The Enduro R also comes equipped with advanced electronics such as cornering ABS and traction control, making it a reliable and safe choice for riders of all skill levels. Overall, the 2021 KTM 690 Enduro R is a fantastic option for anyone in the market for a true all-rounder motorcycle. Its combination of power, agility, and advanced features make it a top choice for riders who want to explore both on and off-road terrain. With its reputation for durability and performance, the Enduro R is sure to be a popular choice for adventure riders in 2021.Add a Comment
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