The Honda XR600R is a very popular offroad motorcycle

Motorcycle

A motorcycle is a single-track, two-wheeled motor vehicle. Motorcycles vary considerably depending on the task for which they are designed, such as long distance travel, navigating congested urban traffic, cruising, sport and racing, or off-road conditions.Motorcycles are one of the most...

 with an air-cooled single-cylinder, four-stroke engine. The bike was manufactured by Honda

Honda

is a Japanese public multinational corporation primarily known as a manufacturer of automobiles and motorcycles.Honda has been the world's largest motorcycle manufacturer since 1959, as well as the world's largest manufacturer of internal combustion engines measured by volume, producing more than...

 from 1985 to 2000 and is part of the Honda XR series

Honda XR series

The Honda XR series motorcycles are a range of single-cylinder four-stroke off-road motorcycles that were designed in Japan and assembled all over the world. The series is gradually being replaced by the similar CRF series. Some of the XR series came in two versions, R and L...

, after which it was only available as the road oriented XR650

Honda XR650L

The XR650L is a street legal Honda dual-sport motorcycle, and is part of the Honda XR series. It was released in 1992 as a 1993 model. It combines the RFVC engine from the proven NX650 Dominator dual sport with the lighter, off-road capable XR600R chassis, which is not road legal in the US. It has...

 model, manufactured until very recently. The XR600 R was replaced by the XR650 R, a liquid-cooled, aluminium-framed motorcycle.

The engine displacement is 591 cc with four valves placed in a RFVC (Radial Four Valve Combustion) radial disposition with a single camshaft. It has a dry sump lubrication system. The engine has a compression of 9.0:1 with a bore/stroke of 97 × 80 mm.
The engine is fed by a 39 mm piston-valve carburator.
The front suspension is managed by two conventional cartridge valve 43 mm forks with compression and rebound adjustability, and in the rear is a Prolink single shock with preload, compression and rebound adjustability.
The bike has a five-speed transmission and a kickstarter.

General specifications for the Honda XR600R

Specifications for 1992 model and on, unless noted

Engine Type	Single-cylinder, air-cooled, four-stroke, SOHC, 4 valves
Carburetion	Keihin PD8-AF, Ø39 mm
Displacement	591 cc
Bore × Stroke	97.0 mm × 80.0 mm (3.82 in × 3.15 in)
Peak Power	45 bhp (34 kW) @ 6,500 rpm Revolutions per minute Revolutions per minute is a measure of the frequency of a rotation. It annotates the number of full rotations completed in one minute around a fixed axis...  (1985 through 1987 models)
Compression Ratio	9.0 : 1
Fuel Capacity	10 L Litér - External links :*...  (2.6 US gallons), plus 2 L (0.5 gal) reserve
Oil Capacity	2.3 L (2.4 US quart Quart The quart is a unit of volume equal to a quarter of a gallon, two pints, or four cups. Since gallons of various sizes have historically been in use, quarts of various sizes have also existed; see gallon for further discussion. Three of these kinds of quarts remain in current use, all approximately... s)
Wheelbase	1455 mm (57.3 in)
Overall length	2160 mm (85.0 in)
Overall width	900 mm (35.5 in.)
Overall height	1215 mm (47.8 in)
Seat Height	955 mm (37½ in)
Ground clearance	345 mm (13.6 in)
Dry Weight	123 kg Kilogram The kilogram or kilogramme , also known as the kilo, is the base unit of mass in the International System of Units and is defined as being equal to the mass of the International Prototype Kilogram , which is almost exactly equal to the mass of one liter of water...  (272 lb Pound (mass) The pound or pound-mass is a unit of mass used in the Imperial, United States customary and other systems of measurement... )
Tires	Front: 21 in 80/100; Rear: 18 in 110/100
Brakes	Front: 1 disc, dual-piston pin-slider caliper; Rear: 1 disc, single-piston pin-slider caliper.