HONDA CR250R 1986

Calculate Spring Rates

Rider Weight

This is a recommendation only please consult your manual

Ideal Fork Rate:
kg/mm ( N/mm)
Ideal Shock Rate:
kg/mm ( N/mm)

Bike Details

Stock Fork Spring Rate

0.361

Stock Shock Spring Rate

4.7

Bike Type

MX

Ideal Rider Weight

75 kg

Engine Specifications

2 Stroke Engine 250 cc

Forks Info

Fork Manufacturer

Showa Conventional 43 mm OD

Fork Dimensions

Compression Nut Torque
25 in-lb (0.29 kgf-m)

Fork Features

Twin Chamber Fork
No

Fork Oil

Fork Oil Weight
SAE 5
Fork Oil Level
125 mm
Oil Quanity
2 Litres

Fork Spring Information

Standard Preload
10 mm

Shocks Info

Shock Manufacturer

Showa
44 mm ID

Shock Dimensions

Nitrogen Pressure
175 psi
Shock Length (Eye to Eye)
453 mm
Shock Travel
127 mm
Shock Shaft Outer Diameter
14 mm
Standard Sag
95 mm
Shaft Nut Torque
25 ft-lbs (34 NM)
Shock Oil
5 Weight
Standard Preload
14

Shock Spring Information

Spring Rate - Claimed
4.8 kg/mm
Showa Genuine Parts

Showa Oil Seal - 43 x 54 x 11mm

Showa Genuine Parts
(SKU: F32004301)
Inside Diameter d (mm):   43.0
Fork Inner Tube Ø d (mm):   43.0
Height H (mm):   11.0
Outside Ø D (mm):   54.0
$15.21
14 In Stock


Showa Genuine Parts

Bump Stop Rubber 14 x 50 x 44

14mm id x 50mm od x 44mm tall - Showa
(SKU: 22-275-00)
Height H (mm):   44.0
Outside Ø D (mm):   50.0
$42.35
235 In Stock