Suspension Parts for 2018 BETA RR350 4T Racing EFI Motorbikes | Guaranteed Fitment

Discover suspension parts guaranteed to fit the 2018 BETA RR350 4T Racing EFI. Every product in this category has been validated against year-specific fork and shock specifications to ensure true compatibility.
You’ll find fork components, shock parts, shims, upgrade kits, complete suspension systems, chassis components, and the tools and fluids required for accurate servicing - all aligned with the suspension setup of the 2018 BETA RR350 4T Racing EFI.

Use this page as a reliable reference when maintaining, rebuilding, or upgrading your bike’s suspension.

Bike-Specific Suspension Specifications & Setup Information

CALCULATE SPRING RATES

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 350 cc

FORKS INFO

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: SAE 5
Fork Oil Level: 360cc mm
Oil Quanity: 2 Litres

Fork Spring Information

Standard Preload: 10 mm

SHOCKS INFO

Shock Manufacturer

Sachs: 46 mm ID

Shock Dimensions

Nitrogen Pressure: 175 psi
Shock Travel: 135 mm
Shock Shaft Outer Diameter: 16 mm
Standard Sag: 100 mm
Shaft Nut Torque: 25 ft-lbs (34 NM)
Shock Oil: 5 Weight
Wheel Travel: 290 mm

Shock Features

Non-rebuildable: No

Fitment-Matched Suspension Parts by Category

CHASSIS PARTS

4 Parts

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FORK SPRINGS
Ideal Fork Rate for kg: kg/mm ( N/mm)

4 Parts

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FORK SEALS & BUSHES

5 Parts

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SHOCK UPGRADE PARTS

4 Parts

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SHOCK SEAL CASE PARTS

3 Parts

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TOOLS & LUBRICANTS

6 Parts

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All Fitment-Matched Suspension Parts

Browse All 29 Products for BETA RR350 4T Racing EFI 2018

16 x 12mm Shock Seal Head Bullet

Teknik Tools

16 x 12mm Shock Seal Head Bullet

Motorcycle Suspension Tools
(SKU: 93-025-00)

$19.95
20 In Stock

Shock Seal Head Bullet 5Pc Kit

Techtool

Shock Seal Head Bullet 5Pc Kit

Shock Seal Head Bullet 5pc Kit
(SKU: 93-031-00)

$76.95
13 In Stock

Eibach EMS Moto Front Fork Spring Kit. 43.2 x 455 Sachs Beta Sherco KTM 48 USD SX SXF 2007

Eibach Suspension Technology

Eibach EMS Moto Front Fork Spring Kit. 43.2 x 455 Sachs Beta Sherco KTM 48 USD SX SXF 2007

Made in the USA (QS9000) or Germany (ISO16949)
(SKU: 967)

From $249.94

spring rate: 0.44 kg/mm

$249.94
1 In Stock

Eibach EMS Moto Front Fork Spring Kit. 43.5 x 461 KYB WP SHOWA 48 USD KTM Yamaha YZ WR Kawasaki KX 125 250 450

Eibach Suspension Technology

Eibach EMS Moto Front Fork Spring Kit. 43.5 x 461 KYB WP SHOWA 48 USD KTM Yamaha YZ WR Kawasaki KX 125 250 450

Made in the USA (QS9000) or Germany (ISO16949)
(SKU: 970)

From $249.94

spring rate: 0.40 kg/mm

$249.94
1 In Stock

spring rate: 0.42 kg/mm

$249.94
1 In Stock

spring rate: 0.44 kg/mm

$249.94
1 In Stock

spring rate: 0.46 kg/mm

$249.94
1 In Stock

spring rate: 0.48 kg/mm

$249.94
1 In Stock

spring rate: 0.50 kg/mm

$249.94
1 In Stock

spring rate: 0.52 kg/mm

$249.94
2 In Stock

spring rate: 0.54 kg/mm

$249.94
1 In Stock

DRC FORK SEAL DRIVER SET | UNIVERSAL | 40-50mm

DRC Zeta Hardware

DRC FORK SEAL DRIVER SET | UNIVERSAL | 40-50mm

DRC Fork Seal Driver Tool Set
(SKU: D59-26-005)

$139.99
5 In Stock

KoubaLink Lowering Link Beta RR / RS / X-Trainer

KoubaLink

KoubaLink Lowering Link Beta RR / RS / X-Trainer

Enhanced Control with Expert Engineering
(SKU: KOUBALINK-BETA10)

From $295.00

Colour: Red
Seat Height Change (mm): -20

$295.00
1 In Stock

Colour: Red
Seat Height Change (mm): -40

$295.00
1 In Stock

RCU PISTON BUSH 46.00x12.10x1.20mm SACHS

K-Tech

RCU PISTON BUSH 46.00x12.10x1.20mm SACHS

(SKU: PB-461212)

Height H (mm): 10.0

Outside Ø D (mm): 46.0

Wall Thickness (mm): 1.20

$36.95
6 In Stock

SKF KYB Shock Seal Case Assembly 46 x 16 x 20

SKF Sealing

SKF KYB Shock Seal Case Assembly 46 x 16 x 20

46mm od x 16mm id x 20mm tall - KYB
(SKU: SH2-KYB1646)

Shock Bore Ø D (mm): 46.0

Shock Shaft Ø D (mm): 16.0

Height H (mm): 20.0

$79.95
2 In Stock

SKF 48mm Sachs Fork Seal and Wiper Set

SKF Sealing

SKF 48mm Sachs Fork Seal and Wiper Set

Requires 2 kits for complete fork service.
(SKU: SKF48Z)

Colour: Green

Seal Outer Ø D (mm): 58.20

Seal Height H (mm): 9.0

Seal Wiper Outside Ø D1 (mm): 58.70

Seal Wiper Height H1 (mm): 5.7

Fork Inner Tube Ø d (mm): 48.0

$59.95
10 In Stock

SKF 48mm Sachs Fork Seal and Wiper Set - Heavy Duty

SKF Sealing

SKF 48mm Sachs Fork Seal and Wiper Set - Heavy Duty

Requires 2 kits for complete fork service.
(SKU: SKF48ZHD)

Colour: Green

Seal Outer Ø D (mm): 58.20

Seal Height H (mm): 9.0

Seal Wiper Outside Ø D1 (mm): 58.70

Seal Wiper Height H1 (mm): 5.7

Fork Inner Tube Ø d (mm): 48.0

$59.95
9 In Stock

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