GSXR 1000 Swingarm Design, Maintenance and Aftermarket Upgrades

Introduction to the GSXR 1000 Swingarm

The Suzuki GSX-R1000 is a popular superbike known for its incredible performance and handling capabilities. One key component of the GSX-R1000 that contributes to its excellent handling is the aluminum alloy swingarm. The swingarm connects the rear wheel to the frame and pivots as the suspension compresses, allowing the rear wheel to move up and down independently from the rest of the motorcycle. On the GSX-R1000, Suzuki engineers have finely tuned the swingarm design to maximize stability and improve rear wheel traction when accelerating out of corners.

Swingarm Design and Function

The swingarm on the Suzuki GSX-R1000 is a double-sided aluminum alloy unit that bolts to the rear of the frame on each side. Its overall length measures 18.7 inches, providing enough leverage for controlled, progressive movement of the rear suspension. The swingarm uses large-diameter pivot shafts and bearings to ensure smooth articulation even under hard riding conditions. Internally, it has ribbing and tapered wall sections which make it laterally stiff while allowing some vertical flex. This combination of traits improves stability and grip.

The GSX-R1000 swingarm is designed to work seamlessly with the fully-adjustable Showa Balance Free Rear Cushion lite rear shock absorber. Together, they allow the rear wheel to track over uneven surfaces and remain planted during hard acceleration. The progressive linkage ratios are optimized to offer excellent road holding abilities without sacrificing outright suspension travel.

Maintenance Tips for the GSXR Swingarm

To keep the GSX-R1000 swingarm operating properly, it's important to regularly inspect it and keep it lubricated. Here are some tips for maintaining the swingarm:

• Check the swingarm pivots and bearings for smooth operation. Apply lightweight grease as needed to prevent binding.
• Inspect the swingarm for cracks or damage, especially around welded areas. Aluminum can crack from fatigue over time.
• Check that the swingarm pivot bolts are torqued to the proper spec. This prevents looseness.
• Keep the swingarm clean by gently wiping with a rag. Buildup of dirt and debris can accelerate wear.
• Apply a corrosion inhibitor to the swingarm periodically to prevent oxidation of the aluminum material.

By regularly inspecting and lubricating the GSX-R1000 swingarm, you can keep it operating smoothly for the life of the motorcycle. Watch for signs of wear and damage so repairs can be made before things get worse.

Aftermarket Options for the GSXR Swingarm

One popular aftermarket upgrade for the Suzuki GSX-R1000 is an adjustable swingarm kit. These kits allow you to change the length of the swingarm which alters the chain tension and wheelbase geometry. Lengthening the swingarm slightly can provide more stability in a straight line, while shortening it can quicken the steering for tighter corners. Here are some benefits of an aftermarket adjustable swingarm:

• Lets you fine tune chain tension for optimized rear suspension performance.
• Allows customization of the bike's handling traits to match your riding style or race tracks.
• Often converts the swingarm to a mono-shock design with remote reservoir for greater performance.
• Typically made from premium aluminum or magnesium alloys for less weight.
• Offers ability to perfect the GSX-R1000's balance between stability and agility.

When shopping for an adjustable GSX-R1000 swingarm kit, look for a quality brand that replaces the stock unit with a rigid, lightweight design. Carefully check reviews and only buy from a trusted manufacturer. A cheaper swingarm that is not stiff enough can lead to unpleasant instability problems.

Conclusion

The Suzuki GSX-R1000 utilizes an advanced swingarm design that is carefully engineered to deliver exceptional handling and traction. Regular maintenance is required to keep the swingarm operating smoothly. For further enhancement, an aftermarket adjustable swingarm allows customization of the GSX-R1000's geometry for personalized handling traits. When installed properly, a high quality adjustable swingarm can take the GSX-R1000's performance to an even higher level.

FAQs

What is the stock length of the GSX-R1000 swingarm?

The stock GSX-R1000 swingarm length is 18.7 inches on both the older K5/K6 models as well as the latest K8/K9 models.

What swingarm pivot diameter does the GSX-R1000 use?

The GSX-R1000 uses large 28mm diameter swingarm pivot shafts and bearings for smooth articulation.

How do you check the swingarm bearings on a GSX-R1000?

Check the swingarm pivot by grabbing the swingarm and attempting to move it up and down as well as side to side. There should be minimal freeplay or tightness.

Does a longer swingarm improve stability?

Yes, lengthening the swingarm slightly can provide more straight line stability, though it may decrease agility in corners.

What is the benefit of converting to a mono-shock swingarm?

A mono-shock swingarm allows the use of a remote reservoir shock for increased performance and adjustability.