KTM 640 LC4 Adventure 1999

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

0.42

Bike Type

ADVENTURE

Ideal Rider Weight

70 kg

Engine Specifications

4 Stroke Engine 628 cc

Forks Info

Fork Manufacturer

WP Conventional 50 mm OD

Fork Dimensions

Compression Nut Torque
25 in-lb (0.29 kgf-m)
Fork Travel
300 mm

Fork Features

Twin Chamber Fork
No

Fork Oil

Fork Oil Weight
SAE 7.5
Fork Oil Level
150 mm
Oil Quanity
2 Litres

Fork Spring Information

Standard Preload
15 mm

Fork Comments

Left Leg Compression Right Leg Rebound

Shocks Info

Shock Manufacturer

WP
46 mm ID

Shock Dimensions

Nitrogen Pressure
150 psi
Shock Shaft Outer Diameter
14 mm
Standard Sag
85 mm
Shaft Nut Torque
25 ft-lbs (34 NM)
Shock Oil
5 Weight

Shock Features

Non-rebuildable
No

Shock Comments

Compression adjuster is opposite (Counterclockwise is stiffer).




HiCalibre

HiCalibre Shock Spring 60 x 260 Sachs 46 and 50

60mm id x 260mm free length
(SKU: 20-073)


Factory Racing

Bump Stop Rubber 14 x 43 x 39

14mm id x 43mm od x 39mm tall - Showa
(SKU: 22-200-00)
Shock Shaft Ø D (mm):   14.0
Height H (mm):   39.0
Outside Ø D (mm):   43.0
$22.00
157 In Stock