What is the benefit of linear rate fork springs?

Linear rate springs offer a consistent resistance throughout their travel, unlike progressive springs which get stiffer as they compress. This provides more predictable handling, especially during hard braking and aggressive cornering.

What is the K value and why does it matter?

The K value refers to the spring rate, which measures how much force is needed to compress the spring a certain distance. A K=0.95 spring is generally firmer than stock for many sportbikes, improving stability without being overly harsh.

Does this kit include everything needed for installation?

This kit includes the fork springs and 1 liter of specialized fork oil. You will need to have basic motorcycle suspension tools and potentially a service manual for your specific bike to complete the installation.

Bitubo MFORK Fork Springs Kit Linear K=0.95 MA12

Name: Bitubo MFORK Fork Springs Kit Linear K=0.95 (0.90-1.00) + 1 Lt. Oil
Brand: Bitubo Suspension
SKU: bitubo-suspension-bitubo-mfork-fork-springs-kit-linear-k-0-95-0-90-1-00-1-lt-oil-t14-844931
Price: 260.04 USD
Availability: BackOrder

Bitubo MFORK Fork Springs Kit Linear K=0.95 (0.90-1.00) + 1 Lt. Oil

$260.04

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Bitubo MFORK Fork Springs Kit Linear K=0.95 (0.90-1.00) + 1 Lt. Oil. Improves front-end handling and stability.

Key Features

Linear rate fork springs with a K value of 0.95 (0.90-1.00 range).
Includes 1 liter of specialized fork oil for optimal performance.
Designed to improve front-end stability and handling during aggressive riding.
Well-built components from Bitubo Suspension.

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Product Details

If you're looking to get more out of your motorcycle's front suspension, especially during spirited riding or track days, a fork spring upgrade is a solid move. This Bitubo MFORK kit replaces your stock fork springs with linear rate springs, meaning they offer a more consistent resistance throughout their travel. This helps keep the front end stable and predictable, especially when you're braking hard or cornering aggressively.

Bitubo is known for making well-built suspension components, and this kit is no exception. The springs are designed with a K value of 0.95, which is a common upgrade for many sportbikes, offering a firmer feel without being overly harsh for street use. This kit also includes 1 liter of specialized fork oil, which is crucial for proper suspension performance. Using the correct weight and amount of oil is just as important as the springs themselves for achieving that improved ride feel.

When you're installing these, remember that fork oil levels and spring preload are key tuning elements. This kit gives you the core components to significantly change how your front suspension behaves, making it feel more connected to the road or track.