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BETA RR390 4T Factory 2013

Ideal Fork Rate:
kg/mm
Ideal Shock Rate:
kg/mm
Bike Type
OFFROAD
Ideal Rider Weight
75 kg
Engine Specifications
4 Stroke Engine 390 cc

Suspension Performance


Shock Lowering Spacer Kit

14/16/18mm Shock Lowering Spacer Kit
$250.00
Part No. 30-004-43

16mm Shock Lowering Spacer Set

2 / 3 / 5 / 10mm - Set of 4
$18.00
Part No. 30-004-46

Shock Lowering Spacer 16 x 38 x 2

16mm id x 38mm od x 2mm tall
$4.50
Part No. 30-130-07

Shock Lowering Spacer 16 x 38 x 3

16mm id x 38mm od x 3mm tall
$4.50
Part No. 30-130-08

Shock Lowering Spacer 16 x 38 x 5

16mm id x 38mm od x 5mm tall
$4.50
Part No. 30-130-09

Shock Lowering Spacer 16 x 38 x 10

16mm id x 38mm od x 10mm tall
$4.50
Part No. 30-130-10

Fork Parts


Outer Guide Bush 48 x 15 x 2.0

48mm id x 15mm tall x 2.0mm thick
$16.50
Part No. 24-570-00

Outer Guide Bush 48 x 15 x 2.0 Aftermarket

48mm id x 15mm tall x 2.0mm thick
$9.94
Part No. 24-570-01

Inner Slide Bush 48 x 20 x 1.0

48mm od x 20mm tall x 1.0mm thick
$16.50
Part No. 24-622-00
See Options

Teknik Fork Springs 43.5 x 460

43.5mm od x 460mm free length
From $154.00
Part No. 43.5-460
See Options

Teknik Fork Springs 43.8 x 465

43.8mm od x 465mm free length
From $154.00
Part No. 43.8-465

48mm Sachs Fork Seal & Wiper Set

48mm id x 58.7mm od x 9mm tall - Sachs
$49.50
Part No. SKF48Z
18% OFF RRP $60.50

48mm Sachs Fork Seal & Wiper Set - Heavy Duty

48mm id x 58.7mm od x 9mm tall - Sachs
$51.50
Part No. SKF48ZHD
15% OFF RRP $60.50

Tools


Shaft Clamp - 10 12 12.5 14 16 18

10 - 12 - 12.5 - 14 - 16 - 18mm diameter shafts
$85.00
Part No. 93-004-01

16mm Shock Seal Head Bullet

Motorcycle Suspension Tools
$74.17
Part No. 93-025-00

Suspension Performance

Add Selected To Cart



Forks

Fork Manufacturer

Sachs USD 48 mm OD

Fork Dimensions

Compression Nut Torque
48 in-lb (0.56 kgf-m)
Fork Travel
300 mm

Fork Features

Twin Chamber Fork
Yes

Fork Oil

Fork Oil Weight
5 Weight
Fork Oil Level
360cc mm
Oil Quanity
2 Litres

Fork Spring Information

Standard Preload
10 mm
Shocks

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