Honda CR 85 R Expert - 2005 Specifications and Reviews

The 2005 Honda CR 85 R Expert is a competitive 85cc two-stroke motocross machine designed for intermediate and expert young riders. Known for its lightweight construction and nimble handling, this liquid-cooled machine delivers responsive power delivery ideal for both track racing and recreational riding. Its 6-speed transmission and proven Honda reliability make it a popular choice for aspiring motocross competitors.

5 stars Average rating: 5 from 1 votes
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General information

CategoryCross / motocross
Year2005
ModelHonda CR 85 R Expert

Engine and Transmission Specifications

Transmission typefinal driveChain
Gearbox6-speed
Cooling systemLiquid
IgnitionCD with electronic advance
Fuel systemCarburettor. 38.0mm Mikuni TMX with throttle position sensor (TPS)
Bore x stroke47.5 x 47.8 mm (1.9 x 1.9 inches)
Compression8.4:1
Stroke2
Engine typeSingle cylinder
Capacity:84.70 ccm (5.17 cubic inches)
 
 

Physical measures and capacities

Wheelbase1,247 mm (49.1 inches)
Ground clearance353 mm (13.9 inches)
Seat height864 mm (34.0 inches) If adjustable, lowest setting.
Dry weight65.8 kg (145.0 pounds)

Honda CR 85 R Expert dimensions and frame

Rear brakesSingle disc
Front brakesSingle disc
Rear tyre dimensions90/90-16
Front tyre dimensions70/70-19
Rear suspension travel292 mm (11.5 inches)
Rear suspensionPro-Link fully adjustable Showa single-shock
Front suspension travel274 mm (10.8 inches)
Front suspension37mm fully adjustable leading-axle inverted Showa cartridge fork
Trail92 mm (3.6 inches)
Rake (fork angle)27.3°

Speed and acceleration

Color optionsRed
Fuel capacity5.10 litres (1.35 gallons)
 
 

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay

Performance Profile & Rider Fit

Best For

Track70%
City5%
Cornering88%
Daily Riding5%
Touring5%
Passenger0%

Rider Profile

Best ForThis is a full-size 85cc motocross racer built for skilled, competitive young or lightweight riders, not beginners.
PurposeIt exists purely for motocross track competition, designed to be raced hard over jumps and berms rather than ridden on the street.
Rider FitThe tall 864mm seat height, aggressive ergonomics, and two-stroke power delivery demand an experienced rider comfortable standing on pegs and managing an explosive, high-revving powerband.
CharacterIt is a razor-sharp, featherweight racing tool that rewards precise, aggressive inputs with exceptional agility and jump performance.
Not Ideal ForThis bike is not suitable for commuting, touring, carrying a passenger, or anyone seeking a comfortable, low-maintenance street-legal ride.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2005 Honda CR 85 R Expert Rider Ergonomics Assessment

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Feet:

At 864mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with tip-toe one foot on the 2005 Honda CR 85 R Expert, with a cramped knee angle of around 75 degrees and an upright riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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