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Edition:
Kawasaki Gpz 400 R - [1987]
This edition of the Kawasaki Gpz 400 R is the 6 speed | Manual version and was first brought out in 1987. This was at around the same time as the introduction of the 1988 Suzuki TV 250 Wolf and the 1988 Suzuki RH 250 X.This particular Kawasaki Gpz 400 has a 399cc Liquid cooled, Two stroke, V4 Petrol powerplant with 4 cylinders and Carburettor.
An alternative V4 engine, Sport-Touring style motorbike includes the Yamaha Tracer 9 GT - [2025]
The 1987 Gpz 400 shares its V4 engine and Sport-Touring style configuration with the likes of the 2025 Yamaha Tracer 9 GT and the 2020 Yamaha MXT 850 Niken. Alternatively, if you're looking for other bikes which share the Gpz 400's Sport-Touring style with a similar size of engine then how about the 1985 Yamaha FZ 250 Fazer | 1985cc.1997 Suzuki RF 400 R | 1997cc.
Weighing in at 0 kgs (0 lbs) this makes the Kawasaki Gpz 400 R in the same weight category as the 2025 Yamaha Tracer 9 GT+ or the 2025 Yamaha Tracer 9 GT, give or take 50kg.
The 1987 Kawasaki Gpz 400 shares the same bhp with the Honda X-ADV 745 - [2025]
In terms of power the 399cc 16 valve V4 4 cylinder engine produces 59 bhp (43 kW) @ 12000 rpm similar to the 2025 Honda X-ADV 745 [57.8 bhp (43 kW) @ 6750 rpm] or the 2025 Yamaha WR 250 F [36.1 bhp (26 kW) @ 12000 rpm].
The DOHC Two stroke unit throws out torque of 26.0 lb-ft (35.2 Nm) @ 10500 rpm placing it alongside motorbikes of similar performance figures such as the 2025 Yamaha Tenere 700 [50.2 lb-ft (68.0 Nm) @ 6500 rpm] and the 2025 Suzuki SV 650 ABS [47.2 lb-ft (63.9 Nm) @ 8100 rpm].
If one combines the weight with power or torque performance for the Kawasaki Gpz 400 you can get a better idea of it's real world performance.
The 1985 Suzuki RG 400 Two Stroke has similar Bhp Per Ton stats as the 1987 Kawasaki Gpz 400 R.
The 1987 Kawasaki Gpz 400 R has a Power to weight ratio of 301.0 bhp per ton and 132.6 lb-ft per ton. Bhp Per Ton figures of the 1987 Gpz 400 competing with the 1985 Suzuki RG 400 Two Stroke [325.9 bhp\ton] and the 1986 Suzuki RG 400 Walter Wolf [325.9 bhp\ton].
If you agree with the late great Carroll Shelby, then arguably an even better indicator of potential performance is Torque. Factor weight into the equation and you end up with - Torque per ton, with the Kawasaki Gpz 400 generating around 132.6 lb-ft per ton. If you're curious as to what other motorbikes have as much torque to weight then look no further than the 1984 Honda NS 250 2 Stroke [157.3 lb-ft per ton] and the 1994 Honda CBR 400 RR [157.3 lb-ft per ton].
With a 0-60mph time of 12.3 secs or a 0-100km/h (0-62mph) of 12.6 secs, this makes the Kawasaki Gpz 400 R similar in acceleration to the 2015 Yamaha Star Raider Bullet Cowl (12.3 secs) and the 2013 Suzuki Boulevard - Intruder C 109 RT (12.3 secs). This Kawasaki Gpz 400 R also competes in terms of 0-60 mph and 0-100km/h with the 2018 Honda CB 250 R Neo Sports Cafe (0.0 secs) and the 2020 Norton Superlight SS (0.4 secs).
Quarter Mile time is a close race between the 1987 Kawasaki Gpz 400 R and the 1977 Kawasaki KH 125 Single Cylinder
When talking about the performance of the 1987 Kawasaki Gpz 400 R on the drag strip it can reach a quarter mile in an estimated 0 secs @ 0 mph. Bikes with a similar performance down the quarter mile can be found in the 1977 Kawasaki KH 125 Single Cylinder (0 secs) and the 1992 Kawasaki ZL 400 Eliminator (0 secs).
The 1987 version of the Kawasaki Gpz 400 R has a maximum speed of 127mph.
Top Speed of the 1987 Gpz 400 equals the 2020 Yamaha V-Max 1.7
If maxing out your bike on the AutoBahn is your thing and you're wondering what's faster at the top end than the 1987 Kawasaki Gpz 400 R then how about a 2020 Yamaha V-Max 1.7 (138 mph) and the 2018 Yamaha V-Max 1.7 (138 mph).
