KTM Smc Sprocket Hub Chush Drive 750105004491 690 701

( Brand: Ktm ), ( Part Type: Sprocket Hub Drive ), ( UPC: 750105004491 )

Review KTM 690 Smc Husqvarna 701 Sprocket Support Hub Chush Drive

The **KTM 750105004491 690 SMC Husqvarna 701 Sprocket Hub Clutch Drive** is a high-performance, precision-engineered component designed specifically for Husqvarna and KTM off-road motorcycles, catering to riders who demand reliability, durability, and optimal power transfer in demanding terrain. This clutch drive assembly combines cutting-edge engineering with robust construction to ensure seamless engagement and smooth power delivery, making it an essential upgrade for enthusiasts seeking enhanced clutch performance and longevity. The **701 sprocket hub** is crafted from high-grade steel, forged to exacting standards to withstand the extreme stresses of aggressive riding, whether tackling rocky trails, steep descents, or high-speed jumps. Its precise machining guarantees minimal wear and optimal alignment, reducing the risk of chain slippage or premature failure a critical consideration for riders pushing their machines to their limits.

The **SMC (Slipper Clutch Mechanism)** integrated into this clutch drive system is a standout feature, offering superior control and protection against sudden power surges. By allowing the clutch plates to slip under excessive load, the SMC minimizes stress on the drivetrain, extending the lifespan of the chain, sprocket, and clutch components while providing a more responsive and controlled riding experience. This technology is particularly beneficial in off-road scenarios where abrupt throttle inputs or uneven terrain can otherwise lead to chain stretch or clutch damage. The **690** designation indicates a specific sprocket size optimized for the Husqvarna and KTM 690 models, ensuring compatibility with the factory drivetrain while offering a slight advantage in gearing for improved acceleration and hill-climbing capability.

Beyond its performance benefits, this clutch drive assembly is designed with practicality in mind. The **701 sprocket hub** features a robust, reinforced design to resist bending or deformation, even under the most demanding conditions. The clutch mechanism itself is engineered for easy installation, with a straightforward mounting process that allows riders and mechanics to swap it out efficiently without requiring specialized tools. The use of high-quality bearings and seals ensures smooth operation and resistance to dirt, debris, and moisture, which are common challenges in off-road environments. Whether used as an original equipment replacement or as an upgrade to enhance performance, this clutch drive system exemplifies the precision and innovation that KTM and Husqvarna are known for, delivering a balance of power, control, and durability that serious riders rely on.

### **Pros and Cons of buying a KTM 750/1050/690 SMC Husqvarna 701 Sprocket Hub/Cush Drive**

This part is a **sprocket hub/cush drive assembly** designed for KTM and Husqvarna dual-sport and adventure motorcycles, including models like the **750 Duke, 1050 Adventure, 690 Enduro, and 701 SMC variants**. Below is a detailed breakdown of its advantages and drawbacks, followed by a conclusion and recommendation.

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### **Pros**

1. **Compatibility with Multiple Models**

- The part is designed to fit a range of KTM and Husqvarna bikes, including the **750 Duke, 1050 Adventure, 690 Enduro, and 701 SMC models**. This makes it a versatile upgrade or replacement option for riders with different bikes in their fleet or those who plan to switch models.

2. **Improved Durability and Performance**

- The **SMC (Single Crankshaft) drivetrain** is known for its robustness, reducing chain stretch and wear compared to traditional chain-and-sprocket setups. This can lead to **longer chain life, smoother power delivery, and reduced maintenance frequency**.

- The **cush drive system** (a type of belt drive) eliminates the need for frequent chain lubrication and adjustments, which is particularly beneficial for off-road and adventure riding where chain maintenance can be cumbersome.

3. **Reduced Maintenance**

- Unlike conventional chain drives, the **cush drive requires less frequent adjustments** (no derailleur tensioning) and **does not need regular lubrication**, reducing downtime and labor costs.

- The **sprocket hub integrates with the SMC system**, ensuring a seamless power transfer with minimal friction, which can improve efficiency and reliability.

4. **Better Off-Road Suitability**

- For **dual-sport and adventure bikes**, the cush drive is less prone to **dirt and debris buildup** compared to chains, which can get clogged with mud and sand. This makes it a practical choice for riders who frequently tackle rough terrain.

- The **reduced noise and vibration** from the cush drive can also enhance rider comfort during long rides.

5. **Longevity and Cost Savings Over Time**

- While the initial cost may be higher than a standard chain and sprocket setup, the **reduced wear and tear on the transmission components** (e.g., clutch, gears) can lead to **long-term savings** by extending the life of the drivetrain.

- Fewer replacements and adjustments mean **less frequent trips to the mechanic**, saving both time and money in the long run.

6. **Sealed and Maintenance-Free Design**

- The **sealed nature of the cush drive** protects internal components from dust, water, and contaminants, which is ideal for **adventure and enduro riding**.

- No need for **chain cleaners, lubricants, or tension adjustments**, making it a low-maintenance solution for riders who prioritize convenience.

7. **Smooth Power Delivery**

- The **SMC system provides a more linear power transfer**, reducing jerky engagement common in traditional chain drives. This can improve **throttle response and overall ride feel**, especially in sportier or more aggressive riding styles.

8. **Resale Value and Brand Reputation**

- KTM and Husqvarna are well-regarded for their **high-quality components**, and the SMC system is a signature feature of their dual-sport and adventure bikes. Owning or upgrading to this system may **enhance the bike s appeal to potential buyers** if resale is a consideration.

---

### **Cons**

1. **Higher Upfront Cost**

- The **initial purchase price** of the sprocket hub/cush drive assembly is significantly higher than a standard chain and sprocket setup. This can be a **barrier for budget-conscious buyers**, especially if they are replacing an existing drivetrain.

- Additional costs may include **professional installation** (if not DIY-friendly) or **compatible cush drive belts**, which are not always cheap.

2. **Limited Availability of Parts**

- While the part is designed for multiple models, **finding compatible cush drive belts, sprockets, or replacement hubs** may be more difficult than sourcing standard chains and sprockets.

- Some aftermarket or third-party parts may not be as reliable, requiring **strict sourcing from authorized dealers** to avoid compatibility issues.

3. **Specialized Installation Knowledge Required**

- Installing a **cush drive system** (especially on models like the 701 SMC) may require **specific tools and expertise**, particularly if the bike has been previously modified or if the rider lacks mechanical experience.

- **Misalignment or improper installation** can lead to **premature wear or failure**, so professional help may be necessary, adding to costs.

4. **Weight Considerations**

- While the cush drive is generally **lighter than a heavy-duty chain setup**, some riders may find the **sprocket hub assembly slightly heavier** than a standard sprockets-and-chain combo. This is negligible for most riders but could be a minor factor for those prioritizing weight reduction.

5. **Potential for Higher Failure Rates with Poor Quality Belts**

- The **cush drive belt is a wear item** and must be replaced periodically (typically every **5,000 10,000 miles**, depending on riding conditions). **Low-quality belts** can stretch or break prematurely, leading to **sudden drivetrain failure** if not maintained properly.

- Unlike chains, which can sometimes be temporarily "revived" with cleaning and lubrication, a **broken cush drive belt can strand a rider** if not carried as a spare.

6. **Not Ideal for Extreme Off-Road or Racing**

- While the cush drive is **superior for most adventure and dual-sport riding**, it is **not as durable as a heavy-duty chain** in **extreme off-road conditions** (e.g., rock crawling, heavy sand, or aggressive enduro racing).

- Some **high-performance or competition riders** may prefer **stiffer, more durable chains** for their specific needs, as cush drives can sometimes **lack the robustness** required for extreme use.

7. **Limited Aftermarket Support**

- Compared to **OEM chains and sprockets**, the aftermarket for **cush drive components** (e.g., belts, sprockets, seals) is **less developed**. This means **fewer tuning options** (e.g., different belt tensions, sprocket ratios) and **potentially higher costs** for specialized parts.

8. **Potential for Increased Noise in Some Cases**

- While cush drives are generally **quieter than chains**, some riders report **unusual whining or humming noises** under certain conditions (e.g., high RPM or when the belt is worn). This can be **annoying for long-distance riders** and may indicate the need for a **belt replacement**.

9. **Compatibility Issues with Modified Bikes**

- If the bike has been **modified with aftermarket cranks, transmissions, or sprockets**, the **stock sprocket hub may not fit perfectly**, requiring **custom machining or additional parts** to ensure proper alignment.

- Riders who frequently **swap engines or transmissions** may find that the **cush drive system is less flexible** than a chain setup, which can be easily adapted to different setups.

10. **Learning Curve for Maintenance**

- While the **cush drive requires less frequent maintenance than a chain**, riders must still **learn how to inspect and replace the belt properly**. A **misaligned or improperly installed belt** can cause **premature wear on the sprocket hub and transmission**, leading to **costly repairs**.

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### **Conclusion**

The **KTM/Husqvarna 750/1050/690/701 SMC sprocket hub/cush drive assembly** is a **high-quality, low-maintenance drivetrain solution** that excels in **dual-sport, adventure, and enduro riding**. Its **durability, reduced wear, and sealed design** make it a **superior choice for riders who prioritize reliability and convenience** over traditional chain-and-sprocket setups.

However, the **higher upfront cost, specialized installation requirements, and limited aftermarket support** may be **deterrents for budget-conscious or mechanically inexperienced riders**. Additionally, while the system is **excellent for most riding conditions**, it may **not be ideal for extreme off-road or racing applications** where chains are preferred.

For **most adventure and dual-sport riders**, the **benefits outweigh the drawbacks**, making this a **strong recommendation** especially for those who **value long-term reliability and reduced maintenance**. If budget is a concern, a **gradual transition** (e.g., upgrading one bike at a time) can help mitigate the initial cost.

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### **Final Recommendation**

- You own a **KTM 750 Duke, 1050 Adventure, 690 Enduro, or 701 SMC** and want to **upgrade or replace a worn drivetrain**.

- You **prioritize low maintenance, durability, and smooth power delivery** over cost savings in the

Details:

Every attempt is made to clearly highlight the condition of part with photos and. In great condition. Be sure to ask any questions when required. KTM 690 SMC R Husqvarna 701 Sprocket Support Hub Cushy Drive 1.

Pulled from a 24' Husqvarna 701 SM with 2762 km / 1716 miles.

part #: 750105004491 price

• $151.02

specifications wheehucyc:

• for makes: Husqvarna, Ktm
• brand: Ktm
• part type: Sprocket Hub Drive
• upc: 750105004491

general wheehucyc:

• Motorcycle Scooter Parts Accessories > Wheels, Tires Parts > Wheel Hubs
• condition: Used

seller wheehucyc:

• # reviews: 943
• city: Niagara Falls, New York
• rating: 100.0%

shipping wheehucyc:

• transit: 4-7 Days
• carrier: CPC
• type: Fixed
• class: Standard
• service: Standard Int'l
• cost: $12.93

payments wheehucyc:

• wallet: Google-pay
• credit card: Visa

offer wheehucyc:

• availability: In Stock
• options: Ship-to-home
• started: April 3, 2026
• sold: 0
• quantity: 1

returns wheehucyc:

• policy: No Returns

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