KTM 1090 Adventure R (2017) vs KTM 640 Duke II (2001-02)
Comparison technical specifications
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| Make: | KTM | KTM |
| Model: | 1090 Adventure R | 640 Duke II |
| Years: | 2017 | 2001-02 |
| Engine: | Four stroke, 75°V-twin cylinder, DOHC, 4 valves per cylinder | Four stroke, single Cylinder. SOHC, 4 valves, engine balancer |
| Capacity: | 1050 cc / 64.0 cu-in | 624.6 cc / 38.1 cu in |
| Bore x Stroke: | 103 x 63 mm | 101 x 78 mm |
| Cooling System: | Liquid cooling system, continuous circulation of cooling liquid with water pump | Liquid cooled |
| Compression Ratio: | - | 11.5:1 |
| Lubrication: | Forced oil lubrication with 3 rotor pumps | 2 x Eaten oil pumps |
| Induction: | EFI, ride by wire | Mikuni BST 40 carburetor |
| Ignition: | Keihin EMS with RBW, twin ignition | Kokusan contactless DC-CDI ignition with advanced system |
| Starting: | Electric | Electric & kick |
| Max Power: | 125 hp / 91.2 kW @ 8500 rpm | 40.1 kW / 55 hp @ 7000 rpm |
| Max Torque: | 109 Nm / 80.4 lb.-ft. @ 6500 rpm | 60 Nm / 6.1 kgf-m / 44.3 lb-ft @ 5500 rpm |
| Clutch: | PASC (TM) slipper clutch, hydraulically actuated | Multi-disc in oil bath |
| Transmission: | 6 Speed | 5 Speed |
| Final Drive: | Chain X-Ring 5/8 x 5/16″ | Chain, O-ring 5/8 x 1/4" |
| Frame: | Chromium-Molybdenum steel trellis frame, powder coated | Central chrome-moly steel frame |
| Front Suspension: | 48mm WP Suspension Up Side Down | WP - 4054 Roma Top adjuster, preload, compression and rebound adjustable |
| Front Wheel Travel: | 220 mm / 8.7 in | 140 mm / 5.5 in |
| Rear Suspension: | WP-PDS Monoshock | Central shock absorber WP IBS with PRO-LEVER linkage to rear- swing-arm with needle bearing |
| Rear Wheel Travel: | 220 mm / 8.7 in | 170 mm / 6.7 in |
| Front Brakes: | 2x 320mm discs 4 piston calipers | Single 320 mm disc, 4 piston caliper |
| Rear Brakes: | Single 267mm disc 2 piston caliper | Single 220 mm disc, 1 piston caliper |
| Front Tyre: | 90/90 R21 Continental TKC 80 Twinduro | 120/70 - ZR17 58H |
| Rear Tyre: | 150/70 R18 Continental TKC 80 Twinduro | 160/60 - ZR17 69H |
| Steering Head Angle: | 64° | 62.5o |
| Wheelbase: | 1580 mm / 62.2 in | 1460 mm / 57.5 in |
| Seat Height: | 890 mm / 35.0 in | 860 mm / 33.9 in |
| Ground Clearance: | 250 mm / 9.8 in | 250 mm / 9.9 in |
| Dry Weight: | 207 kg / 456.4 lbs | 145 kg / 320lbs |
| Fuel Capacity: | 23 Litres / 6.08 gal | 11.3 L / 3.0 US gal / 2.4 Imp gal |