Silkolene Rsf Fork | Suspension Oil
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Product Information
Product Overview
Experience consistent suspension performance with Fuchs Silkolene RSF Fork & Suspension Oil, a premium suspension fluid developed for demanding road, race and track applications. Proven in competitive motorsport and selected by leading suspension manufacturers, the RSF range is engineered to deliver reliable damping characteristics across a wide range of operating temperatures.
Featuring a high Viscosity Index (VI), Silkolene RSF is formulated to minimise changes in oil viscosity as temperatures increase. This helps maintain more consistent damping performance as the suspension warms during use, supporting predictable handling, controlled suspension movement and dependable performance under demanding riding conditions.
Used as original equipment in a range of modern motorcycles, Silkolene RSF is suitable for suspension servicing, maintenance and specialist suspension applications where the correct manufacturer-specified fluid viscosity is required.
Available in five viscosity grades: RSF 2.5, RSF 5, RSF 7.5, RSF 10 and RSF 15, each supplied in a convenient 1 litre bottle. Select the appropriate grade according to your motorcycle or suspension manufacturer's recommendations.
Key Features & Specifications
· Manufacturer: Fuchs Silkolene
· Product Range: RSF
· Product Type: Fork & Suspension Oil
· Bottle Size: 1 Litre
· Available Grades: RSF 2.5, RSF 5, RSF 7.5, RSF 10 and RSF 15
· Viscosity Index: High VI Formulation
· Application: Motorcycle Forks & Compatible Suspension Systems
· Usage: Road, Race and Track
· Performance: Consistent Damping Characteristics Across Changing Operating Temperatures
Available Viscosity Grades
· RSF 2.5: ISO VG 15
· RSF 5: ISO VG 22
· RSF 7.5: ISO VG 32
· RSF 10: ISO VG 46
· RSF 15: ISO VG 100
Important: The RSF grade number and ISO viscosity classification are different measurements. Always select the correct suspension fluid using the manufacturer's viscosity requirements rather than relying on the fork oil grade number alone.
Why Choose Silkolene RSF Fork & Suspension Oil?
· High Viscosity Index: Helps reduce viscosity changes as suspension operating temperatures increase.
· Consistent Damping: Supports predictable suspension response during extended riding sessions.
· Race-Proven Technology: Developed for demanding road, racing and track applications.
· Manufacturer Confidence: Selected by leading suspension manufacturers and used in original equipment applications.
· Wide Grade Selection: Five viscosity options accommodate different suspension requirements.
· Suspension Maintenance: Suitable for routine servicing and specialist suspension preparation where the specified grade is appropriate.
What's Included?
· 1 x 1 Litre Bottle of Fuchs Silkolene RSF Fork & Suspension Oil in Your Selected Viscosity Grade
Application Instructions and Warnings
· Refer to the motorcycle or suspension manufacturer's workshop manual before selecting and replacing suspension oil.
· Use the recommended viscosity grade and follow the specified oil quantity or oil-level measurement procedure.
· Do not assume that fork oils from different manufacturers with the same numerical grade have identical viscosity characteristics.
· Avoid contamination with dirt, moisture or incompatible fluids during servicing.
· Suspension servicing should be carried out using the correct tools and procedures, taking appropriate precautions around spring-loaded components.
· Store the container securely with the cap tightly closed and dispose of used oil through an appropriate waste oil collection facility.
Payment methods
Payment plans
Delivery and shipping
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UK stock items
Orders placed before 2pm, Monday to Friday (excluding bank holidays), are typically dispatched the same working day. Should an item be out of stock or a delay occur, we will contact you promptly to provide an update on your order and the expected dispatch date.
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UK mainland delivery
Smaller items are sent via Royal Mail 48 Hour for £5.50. Medium and Larger items are sent via our network of Couriers (Parcelforce, DPD, DHL and Fex Ex) for £8.92.
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Special order items
Special order items are ordered directly from our supplier. Delivery timescales are estimates and may vary depending on supplier availability. Orders are typically dispatched within 24 hours once they arrive.
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International Duties & Import Fees
Non-UK Customers (Excluding USA) - Tax will not be charged on your order, however local import duty fees will apply and are the responsibility of the customer upon delivery.
USA Customers - Import duties are calculated and included at checkout, allowing for a smooth and streamlined delivery experience. All applicable import duties are prepaid, helping to ensure there are no unexpected customs charges upon delivery. -
International delivery
We ship worldwide with all major courier services such as Parcelforce, Fed Ex, UPS, DHL etc. Most international orders arrive within 7 working days from dispatch; timings vary by destination and customs processing.
International customers can use our shipping cost calculator for delivery costs. -
Tracking Information
Once your order has been dispatched, tracking detail information will be emailed to you. If you provided a mobile number on your order, you will also receive a text from the courier with tracking information. Please ensure your delivery address information is correct before ordering. Additional charges may apply for repeated failed delivery attempts or incorrect delivery details supplied.




