Upgrading or replacing your motorcycle’s suspension is one of the most effective ways to improve handling, comfort, and safety. Whether you ride a sportbike, cruiser, adventure bike, or dirt bike, choosing the right suspension parts depends on knowing which manufacturers and suppliers offer quality components that fit your bike and riding style. Below, we break down the key companies that sell motorcycle suspension parts, from global leaders to specialty shops, so you can make an informed purchase.
Specialized Suspension Manufacturers
These companies focus exclusively on suspension systems and components. They are known for high-end performance and are often used in professional racing.
Öhlins
Öhlins is a Swedish brand that produces premium shock absorbers, fork cartridges, and steering dampers. Their products are found on many factory race bikes and are available as aftermarket upgrades for street and track use. Öhlins offers a wide range of applications, including specific kits for popular models from Honda, Yamaha, Kawasaki, Suzuki, BMW, and Ducati. Their parts are known for adjustable damping, spring preload, and ride height, allowing fine-tuning for different conditions. While expensive, the build quality and performance are top-tier.
Showa
Showa is a Japanese manufacturer that supplies original equipment (OEM) to many motorcycle brands like Honda and Suzuki. They also produce aftermarket suspension components under the brand Showa and their performance-focused “SFF” (Separate Function Fork) line. Showa parts are known for reliability and a broad range of options, from basic replacements to fully adjustable race-ready units. Their Big Piston Fork (BPF) technology is popular among sportbike enthusiasts.
KYB
KYB (Kayaba) is another major OEM supplier, providing suspension for Yamaha, Kawasaki, and others. Their aftermarket line includes fork cartridges, shock absorbers, and rebuild kits. KYB’s AOS (Active Control Suspension) and other technologies are available for various models. They offer a good balance of performance and price, making them a solid choice for riders who want quality without the premium price of Öhlins.
WP Suspension
WP Suspension is an Austrian company owned by Pierer Mobility (KTM group). They supply OEM parts for KTM, Husqvarna, and GasGas, and also sell aftermarket components for other brands. WP offers a full range of forks, shocks, and steering dampers, including their “Pro Components” line for racing. Their Cone Valve forks and Traxx shock are well-regarded in off-road and motocross circles.
Aftermarket Performance Brands
These companies do not typically supply OEM but focus solely on aftermarket upgrades, often with innovative designs or specialization.
Race Tech
Race Tech is an American company that specializes in high-performance suspension components and custom tuning. They are famous for their Gold Valve cartridge emulators, spring kits, and shock rebuild services. Race Tech also offers a comprehensive line of fork springs and shock springs for almost any motorcycle. Their online spring rate calculator helps riders select the right springs for their weight and riding style. They also sell specialized tools and fluids for DIY suspension maintenance.
Andreani Group
Andreani Group is an Italian manufacturer that produces fork cartridge kits, shock absorbers, and steering dampers. Their “Misano” and “FKR” lines are designed for sportbikes and naked bikes, offering fully adjustable internals. Andreani is known for precision machining and a direct bolt-on fit for many models, including Aprilia, Ducati, and MV Agusta. They also offer a suspension service center for rebuilds and revalving.
Ohlins (already covered, but listed under specialized)
Bitubo
Bitubo is another Italian brand offering performance shocks and fork cartridges. Their products are popular on European motorcycles, especially Ducati and Moto Guzzi. Bitubo shocks feature adjustable preload, rebound, and compression, and are available in gas-charged and hydraulic designs. They offer a good middle ground between price and performance.
Nitron
Nitron is a UK-based manufacturer that produces high-quality shocks for street and track use. Their NTR and R1 lines feature adjustable ride height, damping, and spring preload. Nitron also offers a bespoke building service where they tailor a shock to your weight and riding style. They ship worldwide and are known for fast turnaround.
OEM and Replacement Parts Suppliers
If you need stock replacement parts or budget-friendly options, these companies are the go-to sources.
All Balls Racing
All Balls Racing is a US company that sells replacement bearings, seals, and suspension linkage kits. They are not a suspension component manufacturer but supply the ancillary parts needed for suspension overhauls. Their fork seals, dust seals, and shock bushings are widely used by DIY mechanics and shops. They also offer shock rebuild kits for many models.
Progressive Suspension
Progressive Suspension is an American brand that specializes in replacement shocks and fork springs. Their “Series 12” and “Series 14” shocks are popular for cruisers and touring bikes, offering progressive damping for a comfortable ride. They also make fork springs that reduce dive under braking. Their parts are priced lower than high-end race brands and are easy to install yourself.
YSS
YSS is a Thai-based manufacturer that produces affordable shock absorbers and fork components. They offer both standard and adjustable shocks for a wide range of motorcycles, including scooters and vintage bikes. While not as refined as premium brands, YSS parts are reliable and a great entry point for riders on a budget. Many riders use them for commuting or light touring.
K-Tech Suspension
K-Tech Suspension is a UK company that focuses on high-performance yet reasonably priced suspension. Their “Frontline” fork cartridges and “Backline” shocks are designed for riders who want track-level performance without the boutique price tag. K-Tech also offers a suspension setup service and sells individually valved components for specific bikes.
Small Shops and Custom Builders
For riders with unique needs or vintage bikes, small specialty shops can source or build custom suspension parts.
Cogent Dynamics (USA)
Cogent Dynamics specializes in adventure and dual-sport suspension. They revalve and rebuild stock forks and shocks, and also sell their own “Mojave” shock for adventure bikes. They are known for their customer service and willingness to work with unusual applications.
Traxxion Dynamics (USA)
Traxxion Dynamics is known for their “AK-20” cartridge fork kits, which replace the entire internal assembly of conventional forks. They are popular on sportbikes and streetfighters. They also offer custom shocks and steering dampers. Traxxion is a go-to for riders who want the highest level of adjustability and feel.
Durelle Racing (USA)
Durelle Racing focuses on vintage and classic motorcycle suspension. They restore and rebuild original shocks or manufacture period-correct replacements. For riders of pre-1980s bikes, Durelle is one of the few sources for authentic and functional suspension components.
How to Choose the Right Supplier
When selecting a company to buy suspension parts, consider the following:
- Riding type: Race, street, touring, off-road, or a mix.
- Budget: Premium brands like Öhlins and WP cost significantly more than YSS or Progressive.
- Fitment: Ensure the company offers parts specifically for your motorcycle model and year.
- Adjustability: More adjustability allows finer tuning but may require professional setup.
- Serviceability: Some brands have limited service centers; others (like Race Tech) offer full rebuild services.
Final Recommendation
For most riders looking to upgrade their motorcycle’s suspension, the best approach is to identify your budget and riding goals first. If you track your bike or want the absolute best, Öhlins or WP Suspension are excellent choices. For street riders who want a noticeable improvement in comfort and handling without breaking the bank, Progressive Suspension or K-Tech offer great value. If you have a specific off-road or adventure bike, Cogent Dynamics and Race Tech provide tailored solutions. And for vintage machines, Durelle Racing is unmatched. Always confirm fitment with the manufacturer or a specialized dealer before purchasing. A well-chosen suspension component can transform your riding experience.