BETA RR400 4T RACING 2009

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

Bike Type

OFFROAD

Ideal Rider Weight

75 kg

Engine Specifications

4 Stroke Engine 400 cc

Forks Info

Fork Manufacturer

Marzocchi USD 50 mm OD

Fork Dimensions

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

Fork Features

Twin Chamber Fork
Yes

Fork Oil

Fork Oil Weight
SAE 5
Fork Oil Level
350CC mm
Oil Quanity
2 Litres

Fork Spring Information

Standard Preload
7 mm

Fork Comments

26mm Cartridge

Shocks Info

Shock Manufacturer

Sachs
50 mm ID

Shock Dimensions

Nitrogen Pressure
175 psi
Shock Shaft Outer Diameter
16 mm
Standard Sag
100 mm
Shaft Nut Torque
25 ft-lbs (34 NM)
Shock Oil
2.5 Weight
Standard Preload
12

Shock Features

Non-rebuildable
No

Shock Comments

Replace stock piston band with WP steel band. Stock band fades. Lower rear shock

SKF Sealing

SKF 50mm Marzocchi Fork Seal & Wiper Set

Requires 2 kits for complete fork service.
(SKU: SKF50M)
Colour:   Green
Seal Outer Ø D (mm):   63.30
Seal Height H (mm):   11.0
Seal Wiper Outside Ø D1 (mm):   63.70
Seal Wiper Height H1 (mm):   4.7
Fork Inner Tube Ø d (mm):   50.0
$59.95
7 In Stock

Innteck

InnTeck Inner Slide Fork Bush MARZOCCHI 50mm

MARZOCCHI 50mm 49x51x20
(SKU: SKTE50M)
Inside Diameter d (mm):   49.0
Fork Inner Tube Ø d (mm):   50.0
Height H (mm):   20.0
Outside Ø D (mm):   51.0
Wall Thickness (mm):   1.0
$14.99
6 In Stock

Innteck

InnTeck Outer Guide Fork Bush MARZOCCHI 50mm

MARZOCCHI 50mm 50x55x15
(SKU: SKTI50M)
Inside Diameter d (mm):   50.0
Fork Inner Tube Ø d (mm):   50.0
Height H (mm):   15.0
Outside Ø D (mm):   55.0
Wall Thickness (mm):   2.5
$14.99
6 In Stock

SKF Sealing

SKF 50mm Marzocchi Fork Seal & Wiper Set - Heavy Duty

Requires 2 kits for complete fork service.
(SKU: SKF50MHD)
Colour:   Green
Seal Outer Ø D (mm):   63.30
Seal Height H (mm):   11.0
Seal Wiper Outside Ø D1 (mm):   63.70
Seal Wiper Height H1 (mm):   4.7
Fork Inner Tube Ø d (mm):   50.0
$59.95
Coming Soon
Shipped 1 Week

HiCalibre

HiCalibre Shock Spring 60 x 260 Sachs 46 and 50

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