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The 1989 Honda GB500 TT and 1992 Honda NR750 represent two chapters in Honda's storied history.
The 1989 Honda GB500 TT from Japan was powered by a 498cc SOHC single producing 40hp at 7000rpm. Weighing 170.0kg (375 lbs) and with a seat height of 790mm, it was aimed at cafe racer riders.
The 1992 Honda NR750 by contrast offered 748cc of DOHC V-4 oval pistons power, delivering 125hp at 14000rpm. Tipping the scales at 222.0kg (489 lbs) with a top speed of 250km/h (155 mph), it offered a distinct riding experience. 1980s motorcycles are the rising stars of the collector market. Early sportbikes and final-generation air-cooled models are gaining strong interest.
The 1989 Honda GB500 TT from Japan was powered by a 498cc SOHC single producing 40hp at 7000rpm. Weighing 170.0kg (375 lbs) and with a seat height of 790mm, it was aimed at cafe racer riders.
The 1992 Honda NR750 by contrast offered 748cc of DOHC V-4 oval pistons power, delivering 125hp at 14000rpm. Tipping the scales at 222.0kg (489 lbs) with a top speed of 250km/h (155 mph), it offered a distinct riding experience. 1980s motorcycles are the rising stars of the collector market. Early sportbikes and final-generation air-cooled models are gaining strong interest.
Specifications Comparison
| 1989 Honda GB500 TT | 1992 Honda NR750 | |
|---|---|---|
| Displacement | 498 cc | 748 cc |
| Power | 40 hp | 125 hp |
| Torque | 39.0 Nm | 69.0 Nm |
| Cylinders | 1 | 4 |
| Top Speed | 160 km/h | 250 km/h |
| Quarter Mile | — | — |
| Dry Weight | 170.0 kg | 222.0 kg |
| Wet Weight | 184.0 kg | 240.0 kg |
| Seat Height | 790 mm | 790 mm |
| Wheelbase | 1395 mm | 1430 mm |
| Fuel Capacity | 14.0 L | 18.0 L |
| Gears | 5 -speed | 6 -speed |
The Verdict
Comparing these two Honda machines reveals the brand's evolution. The 1989 Honda GB500 TT laid the groundwork with 40hp, while the later 1992 Honda NR750 pushed output to 125hp. From a collector's perspective, the 1992 Honda NR750 holds the edge with a 10/10 rating. Either way, both are worthy additions to any Honda collection. Parts availability is moderate for the 1989 Honda GB500 TT and very difficult for the 1992 Honda NR750 — an important factor for any restoration project.
About the 1989 Honda GB500 TT
The 1989 1989 Honda GB500 TT packs a 498cc SOHC single engine with 40hp into a cafe racer package from Honda.
Full 1989 Honda GB500 TT Profile →About the 1992 Honda NR750
The 1992 1992 Honda NR750 packs a 748cc DOHC V-4 oval pistons engine with 125hp into a sport bike package from Honda.
Full 1992 Honda NR750 Profile →