CANE CREEK 05535 Helm Mkii Travel Boost Fork 27.5-140MM

( Brand: Cane Creek ), ( Manufacturer Part Number: 05535 ), ( Model: HELM ), ( Part Type: Fork ), ( Suspension Travel: 180 Mm ), ( Color: Black ), ( Fork Type: Suspension ), ( Compatible Bike Type: Mountain Bike ), ( Material: Aluminum ), ( Steerer Tube Diameter: 28.6 40 )

Review CANE CREEK Helm Mkii 27.5-140mm Travel Boost Fork

The **Cane Creek MKII 27.5" 140mm Travel Boost Fork (Model 05535)** is a high-performance, trail-ready suspension fork designed for riders seeking a seamless blend of responsiveness, durability, and adaptability across a wide range of terrains. Built upon Cane Creek s legendary engineering expertise, this fork features a **Boost 14x140mm axle interface**, ensuring compatibility with modern, high-volume wheels while maintaining optimal stiffness and stability. The **27.5-inch wheel size** strikes an ideal balance between the agility of smaller wheels and the stability of larger ones, making it an excellent choice for riders who demand versatility on everything from technical singletrack to fast-flowing descents. At the heart of the MKII lies a **high-quality carbon fiber crown**, paired with a **steel lower leg** for a robust yet lightweight construction that absorbs impacts efficiently while minimizing weight transfer. This design choice enhances both ride comfort and power transfer, allowing for precise handling and controlled suspension performance.

The fork s **140mm travel** is engineered to excel in moderate to aggressive trail riding, offering enough range to conquer rough terrain without sacrificing efficiency on smoother sections. The **Boost-compatible setup** ensures a snug, secure fit with wheels, reducing flex and improving overall rigidity, which is crucial for riders who push their bikes hard. The **air-spring system** allows for customizable preload adjustments, enabling riders to fine-tune stiffness to match their weight, riding style, and terrain demands. Whether tackling rocky descents or carving through technical climbs, the MKII s **smooth, linear damping** ensures consistent performance, minimizing bottoming out and maximizing efficiency. The **sealed cartridge damping** is designed to last, providing reliable, maintenance-free operation over thousands of miles, while the **durable rubber seals** protect against dirt and debris, extending the fork s lifespan.

For added convenience and customization, the MKII features **adjustable rebound damping**, allowing riders to dial in their preferred response time for a more tailored feel. The **steel lower leg** not only contributes to the fork s strength but also helps dissipate heat, ensuring consistent performance under heavy loads. The **carbon crown** not only reduces weight but also enhances stiffness, improving pedal efficiency and handling precision. Whether paired with a hardtail or full-suspension setup, this fork delivers a **responsive, engaging ride** that rewards aggressive riding while maintaining comfort and control. Built to withstand the demands of serious trail riders, the Cane Creek MKII 27.5" Boost fork is a testament to the brand s commitment to innovation, durability, and rider-centric design, making it a standout choice for those who refuse to compromise on performance.

The **Cane Creek 05535 HelM II 27.5" 140mm Travel Boost Fork** is a high-end, air-sprung fork designed for downhill and aggressive trail riding. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

### **Pros**

**1. Performance and Capability**

The HelM II is engineered for high-performance downhill and aggressive trail riding. It features a **140mm travel**, which is ideal for steep descents, jumps, and technical terrain. The **Boost 148mm axle spacing** ensures compatibility with modern 27.5" wheels, improving stability and handling. The fork s **air suspension** allows for precise tuning of stiffness and damping, which is crucial for riders who demand optimal performance across varying conditions.

**2. Durability and Build Quality**

Cane Creek is known for its robust construction, and the HelM II is no exception. It is built with **aluminum and carbon fiber components**, providing a strong yet lightweight frame. The **sealed cartridge system** ensures long-term reliability, reducing the need for frequent maintenance. The fork is designed to withstand the stresses of aggressive riding, making it a durable choice for serious riders.

**3. Adjustability and Customization**

The fork offers **multiple adjustment points**, including **air pressure, rebound damping, and compression damping**. This level of tunability allows riders to fine-tune the fork s performance to match their weight, riding style, and terrain preferences. The **Boost compatibility** also means riders can pair it with a wide range of wheels and tires for optimal setup.

**4. Compatibility with Boost Hubs**

The Boost 148mm axle spacing is a significant advantage, as it provides better wheel stability and reduced wheel wobble compared to traditional 135mm or 150mm axles. This is particularly beneficial for downhill and aggressive trail riding, where wheel control is critical.

**5. Reputation and Brand Trust**

Cane Creek is a well-respected brand in the cycling industry, particularly for high-performance forks. The HelM II has a strong reputation among downhill and enduro riders for its reliability and performance. This brand trust can be reassuring for buyers investing in a premium fork.

### **Cons**

**1. High Cost**

The HelM II is an expensive fork, often priced in the **$1,200 $1,500 range**, depending on the retailer and any additional accessories. This makes it a significant investment, especially for riders who may not yet be committed to downhill or aggressive trail riding. The cost may also be prohibitive for those on a tight budget.

**2. Weight**

While the fork is lightweight for its class, it is still heavier than some entry-level or mid-range forks. The inclusion of carbon fiber and high-quality components contributes to this weight, which may not be ideal for riders prioritizing minimal weight in their setup.

**3. Complexity of Setup and Maintenance**

The air-sprung system and multiple adjustment points require a good understanding of fork tuning. Riders who are not familiar with adjusting air pressure, damping, and sag settings may find the setup process challenging. Additionally, the fork s complexity may necessitate more frequent maintenance or professional servicing compared to simpler forks.

**4. Overkill for Mild Trail or Cross-Country Riding**

If you primarily ride **mild trails, cross-country, or casual riding**, the HelM II s 140mm travel and aggressive tuning may feel excessive. A fork with less travel (e.g., 100 120mm) or a simpler setup might be more practical and cost-effective for these disciplines.

**5. Limited Aftermarket Support**

While Cane Creek forks are highly regarded, they may not have the same level of aftermarket support (e.g., replacement parts, tuning guides) as some more mainstream brands. This could be a consideration if you plan to modify or upgrade components in the future.

### **Conclusion**

The **Cane Creek 05535 HelM II 27.5" 140mm Travel Boost Fork** is a **premium, high-performance fork** designed for riders who demand the best in downhill and aggressive trail riding. Its strengths lie in its **durability, adjustability, Boost compatibility, and overall performance**, making it an excellent choice for serious riders who prioritize capability and tuning options. However, its **high cost, complexity, and weight** may not justify the investment for casual riders or those who primarily ride on mild terrain.

### **Recommendation**

- You are a **downhill or aggressive trail rider** who needs a fork capable of handling steep descents, jumps, and technical terrain.

- You value **adjustability and tuning** to fine-tune your ride feel.

- You are willing to invest in a **high-quality, durable fork** that will last for many years with proper maintenance.

- You plan to use **Boost-compatible wheels**, as this fork is optimized for that setup.

- You primarily ride **mild trails, cross-country, or casual terrain**, where a lighter or less expensive fork would suffice.

- You are on a **tight budget** and cannot justify the cost of a premium fork.

- You lack experience with **fork tuning** and prefer a simpler, more user-friendly setup.

- You do not plan to use **Boost wheels**, as the fork s benefits (e.g., wheel stability) may be less relevant.

For riders who fit the first category, the HelM II is an outstanding choice that will significantly enhance their riding experience. For those who do not, there are more affordable alternatives (e.g., Fox 36 or RockShox Lyrik) that may better suit their needs.

Details:

See photos for steer tube length . Put maybe 10-15 hours on it and wound up getting a new bike. The pictures. Had it serviced by Cane Creek last year.

A retail box as show. NOTE: At here is a crown race installed and may need to be removed. I don't have the means to remove it.

part #: 05535 prices

• $650.00-$876.20

specifications ribicycl:

• brand: Cane Creek
• mpn: 05535
• model: Helm
• part type: Fork
• suspension travel: 180 Mm
• color: Black
• fork type: Suspension
• compatible bike type: Mountain Bike
• material: Aluminum
• steerer tube diameter: 28.6 40

general ribicycl:

• condition: Used
• Cycling > Bicycle Components Parts > ks

payments ribicycl:

• other
• wallet: Apple-pay
• credit card: Mastercard

shipping ribicycl:

• type: Calculated
• class: Standard
• carrier: UPS
• transit: 3-6 Days
• cost: $12.22
• service: UPS Ground

offer ribicycl:

• availability: In Stock
• sold: 0
• quantity: 1
• options: Ship-to-home
• best offers: True
• started: April 25, 2026

seller ribicycl:

• # reviews: 138
• city: Champlin, Minnesota
• rating: 100.0%

returns ribicycl:

• policy: No Returns

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