The R-Series Pedigree: YZF-R7 Model Evolution A record of all major model changes to the YZF-R7 1999 2022 Liquid-cooled inline 4-cylinder DOHC engine with 5 valves per cylinder Single-unit cylinder block and crankcase Direct-plated cylinders and titanium connecting rods High-strength crankshaft Racing-type aluminum Deltabox frame Fully adjustable Öhlins suspension front and rear Adjustable steering head and swingarm pivot All-aluminum fuel tank 689cc liquid-cooled, DOHC, in-line 2-cylinder, fuel-injected CP2 engine Lightweight forged pistons, offset cylinder design, direct-plated cylinders integrated with crankcase Assist and slipper clutch Optional quickshifter Lightweight backbone frame 41 mm inverted front fork Overall length 2060mm 2070mm/81.5in Overall width 720mm 705mm/27.8in Overall height 1125mm 1160mm/45.7in Seat height 840mm 835mm/32.9in Wheelbase 1400mm 1395mm/54.9in Wet(with oil and a full fuel tank) 207kg 188kg/414lbs Engine type Liquid cooled,4-stroke,DOHC,5-valve Liquid cooled, 4-stroke, DOHC, 4-valve Cylinder arrangement Forward-inclined parallel 4cylinder In-line, 2-cylinder Displacement 749cm³ 689cm³ Bore & stroke 72.0 X 46.0mm 80.0 × 68.6mm/3.1 × 2.7in Compression ratio 11.4:1 11.5:1 Maximum horse power 78.1kW(11000r/min) n/a Maximum torque 72.1 N・m(9000r/min) 67.0N・m(6.8kgf・m)/6500r/min Lubrication system Force-feed lubrication,wet sump Wet sump Engine oil capacity 3.6L 3.00L/3.17usqt/2.64Imp.qt Fuel tank capacity 23L 13L / 3.4usgal / 2.9Imp.gal Frame type Diamond ← Caster angle 22° 42′ 23°40′ Trail 95mm 90mm/3.5in Steering Angle - Left:27°, Right:27° Tire size(Front) 120/70-ZR17 58W 120/70ZR17M/C 58W Tubeless Tire size(Rear) 180/55-ZR17 73W 180/55ZR17M/C 73W Tubeless Rim size(Front) - 17M/C x MT3.50 Rim size(Rear) - 17M/C x MT5.50 Brake type(Front) Hydraulic dual disc brake ← Brake type(Rear) Hydraulic single disc brake ← Diameter of brake disk(Front) - 298mm/11.7in Diameter of brake disk(Rear) - 245mm/9.6in Inside diameter of drum / Effective diameter of disc(Front) 288mm 265mm/10.4in Inside diameter of drum / Effective diameter of disc(Rear) 207mm 211mm/8.3in Suspension type(Front) Telescopic fork ← Suspension type(Rear) Swingarm Swingarm Shock absorber assembly type(Front) Coil spring/oil damper Coil spring/oil damper Shock absorber assembly type(Rear) Coil spring/gas-oil damper Coil spring/gas-oil damper Wheel travel(Front) 120mm 130mm/5.1in Wheel travel(Rear) 138mm 130mm/5.1in Inner tube diameter of front fork - 41.0mm/1.6in Headlight bulb type Halogen bulb LED Headlight 12V60W × 1, 12V51W × 1 LED Auxiliary light 12V, 5W X 2 LED Brake/tail light 12V, 5W/21W × 1 LED Turn signal light(Front) 12V, 21W X 2 LED Turn signal light(Rear) 12V, 21W X 2 LED Speedometer - Digital The R-Series Pedigree