Kawasaki Zephyr 750RS (1996-97) vs Kawasaki ZZ-R 600 (2000-01) vs Indian Spirit (2003-) vs BMW K 1600 GTL (2017-18) vs Harley-Davidson Harley Davidson FLTRX Road Glide Custom (2013) vs KTM Freeride 250R (2018-)

Comparison technical specifications

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Make:	Kawasaki	Kawasaki	Indian	BMW	Harley-Davidson	KTM
Model:	Zephyr 750RS	ZZ-R 600	Spirit	K 1600 GTL	Harley Davidson FLTRX Road Glide Custom	Freeride 250R
Years:	1996-97	2000-01	2003-	2017-18	2013	2018-
Engine:	Four stroke, transverse four cylinder , DOHC, 2 valves per cylinder	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder	Four stroke, V-twin, 2 valve per cylinder.	Four stroke, transverse six cylinder, 4 valves per cylinder	Four stroke, V-Twin, Twin Cam 103™ Pushrod-operated, overhead valves with hydraulic, self-adjusting lifters; two valves per cylinder, with Integrated Oil-Cooler	Two stroke, single cylinder
Capacity:	738 cc / 45.6 cu-in	599 cc / 42.6 cu-in	1442 cc / 88 cu-in	1649 cc / 100.6 cu in.	1690 cc / 103.1 cu-in	249 cc / 15.2 cu-in
Bore x Stroke:	66 x 54 mm	64 x 46.6 mm	92.3 x 103 mm	72 x 67.5 mm	98.4 x 111.1 mm	66.4 X 72 mm
Cooling System:	Air cooled,	Liquid cooled	Air cooled	Liquid cooled	Air cooled	Liquid Cooled
Compression Ratio:	9.5:1	12.0:1	9.4:1	12.2:1	9.6:1	12.3:1
Induction:	4x 32mm Keihin carburetors	4x Keihin CVKD 36 carburetors	S&S Super E, 1 7/8" venturi	52mm Throttle valve diameter, BMS-X	Electronic Sequential Port Fuel Injection (ESPFI)	Carburettor
Ignition:	Analogue CDI (Capacitive Discharge	Digital	Electronic, computer-controlled	Digital CDI	Single-fire, non-wasted, map-controlled spark ignition	Contactless, controlled, fully electronic ignition system with digital ignition timing adjustment, type Kokusan
Starting:	Electric	Electric	Electric	Electric	Electric	Electric
Transmission:	5 Speed	6 Speed	5 Speed	Constant-mesh 6-speed gearbox, helical cut	6 Speed	6 Speed, claw shifted
Final Drive:	Chain	Chain	Belt	Shaft	Belt	Chain 5/8 x 1/4" X Ring
Front Suspension:	41mm Telescopic forks no adjustmen	41mm hydraulic fork with preload and 4-way rebound damping adjustment	41mm, hydraulic compression and rebound damping	Dual longitudinal control arm, Dynamic ESA semi-active suspension (road and dynamic modes)	41.3 mm telescopic, triple circuit damping	WP Suspension4357 MXMA
Rear Suspension:	Dual gas shocks adjustable for preload, rebound, and compression.	UNI-TRAC with threaded preload adjustment and 3-way rebound damping	Nitrogen-charged hydraulic dampers, coil springs with adjustable pre-load	Paralever (single-sided swing arm), central spring strut, rebound/continuously variable, Dynamic ESA semi-active suspension (road and dynamic modes)	Air-adjustable, Swingarm Mild steel; two-piece drawn and welded section; forged juctions; MIG welded	WP-PDS shock absorber,
Front Brakes:	2x 300mm discs 2 piston calipers	2x 300mm discs 4 piston calipers	Stainless-steel disc, 4-piston billet-aluminum caliper	2 x 320mm discs, 4 piston calipers	2x 300mm discs 4 piston calipers	Single 260mm disc 2 piston caliper
Rear Brakes:	Single 230mm disc 1 piston caliper	Single 240mm disc 1 piston caliper	Stainless-steel disc, 4-piston billet-aluminum caliper	Single 320mm disc, 2 piston caliper	Single 300mm discs 4 piston caliper	Single 210mm disc 1 piston caliper
Front Tyre:	120/70 VR17	120/60 ZR1 7	130/90-16	120/70 ZR17	D408F BW 130/70B18 63H	80/100-21
Rear Tyre:	150/70 VR17	160/60 ZR17	130/90-16	190/55 ZR17	D407 BW 180/65B16 81H	110/90-19
Seat Height:	770 mm / 30.3 in	780 mm / 31.0 in	711 mm / 28.0 in	750 mm / 29.5 in If adjustable, lowest setting	Laden 663 mm / 26.1 in Unladen 688 mm / 27.1 in	915 mm / 36.0 in
Fuel Capacity:	17 Litres / 4.4 US gal	18 Litres / 4.7 US gal	22 Litres / 5.8 US gal	26.5 Litres / 7.0 US gal	22.7 Litres / 6 US gal	7.0 Litres / 1.85 US gal