BMW 2207012 Rockster Abs Cln Ezy Frame Chassi

( Manufacturer Part Number: 2207012 ), ( Type: Frame )

Review BMW Rockster Abs Cln Clr Ezy Frame Chassi fits R1150R 2004

The **BMW R1150R Rockster (2004, chassis number 2207012)** is a refined yet rugged expression of BMW s legendary motorcycle engineering, blending timeless elegance with the raw capability of a true adventure machine. Built upon the robust **R1150GS** platform, this model represents the pinnacle of BMW s **R1150R** series, a bike designed to conquer both the open road and the most demanding off-road trails with equal grace. The **2004 Rockster** is distinguished by its **fully adjustable suspension**, featuring **WP rear monoshock** and **WP front forks**, allowing riders to fine-tune damping and preload for everything from city commutes to gravelly backroads. The **49.7-horsepower, air-cooled, single-cylinder engine** (displacement: 1,140cc) delivers a smooth, torque-rich performance, characterized by its signature BMW **boxer-twin** sound deep, resonant, and effortlessly commanding. Paired with a **6-speed manual transmission** and a **wet multi-disc clutch**, this engine offers a linear, engaging shift feel that rewards patient throttle control while maintaining reliability for tens of thousands of miles.

The **Rockster s chassis** is a study in balance, combining **aluminum twin-spar frame construction** with **cast aluminum swingarm**, ensuring a lightweight yet structurally sound foundation. The **front end** features **43mm WP forks** with **adjustable preload and rebound damping**, while the **rear monoshock** includes **adjustable preload, rebound, and compression damping**, allowing riders to dial in the perfect ride quality for their preferred terrain. The **wheelbase** is optimized for stability, and the **telescopic front fork** and **dual shock rear suspension** work in harmony to absorb bumps with precision, making this bike surprisingly comfortable for long-distance touring despite its off-road heritage.

Aesthetically, the **2004 Rockster** exudes a rugged yet understated sophistication, with its **black-painted frame**, **chrome accents**, and **matte-finished fuel tank** (in the case of the **CLN Classic Line version**). The **EZY (Easy) frame** variant (as indicated in the chassis number) refers to the **simplified, lighter frame design** introduced in later models, which reduces weight without compromising rigidity. The **sporty, aggressive fairing** (available in **CLN or standard finishes**) includes **integrated turn signals**, **LED tail lights**, and **windscreen options**, enhancing both functionality and style. The **seat** is ergonomically contoured for comfort during extended rides, while the **footpegs and handgrips** are designed for both on-road and off-road use, with **adjustable height settings** for rider preference.

Under the hood, the **R1150R s engine** is a marvel of simplicity and durability, featuring **dry-sump lubrication** for enhanced reliability in extreme conditions. The **air-cooled cylinder** ensures consistent performance across varying temperatures, while the **desmodromic valve actuation** (a BMW hallmark) eliminates valve float, guaranteeing smooth power delivery even at high RPM. The **fuel injection system** provides precise fuel metering, contributing to the engine s **efficient yet robust** nature. For riders seeking additional protection, the **optional ABS (Anti-lock Braking System)** available in this model enhances safety without sacrificing the bike s raw handling characteristics.

The **Rockster s braking system** is equally impressive, featuring **dual 300mm front discs** with **four-piston calipers** and a **single 240mm rear disc**, all paired with **Brembo components** for exceptional stopping power. The **front suspension geometry** is tuned for stability at high speeds, while the **rear suspension** remains compliant for off-road maneuverability. The **tires** (typically **Michelin Pilot Road 4** or similar) offer a perfect blend of grip and durability, ensuring confidence on both pavement and unpaved surfaces.

In summary, the **BMW R1150R Rockster (2004, chassis 2207012, ABS, CLN, EZY frame)** is a motorcycle that embodies the perfect marriage of **adventure-ready capability and touring refinement**. Whether cruising along scenic highways, tackling winding mountain roads, or venturing off the beaten path, this bike delivers **unmatched reliability, adjustable handling, and a timeless aesthetic** that turns every ride into an experience. With its **iconic boxer engine, robust chassis, and BMW s legendary build quality**, the Rockster remains a sought-after classic for riders who appreciate both **performance and heritage**.

### **Pros and Cons of Buying a 2004 BMW R1150RS Rockster (Chassis No. 2207012, ABS, CLN, Ezy Frame)**

#### **Pros**

1. **Classic BMW Design and Build Quality**

The R1150RS is a well-engineered motorcycle with BMW s reputation for durability and precision engineering. The Rockster variant retains the classic R1150RS styling with a more rugged, adventure-ready aesthetic, making it visually appealing and functional.

2. **Reliable and Proven Engine**

The **1130cc parallel-twin engine** (air-cooled, fuel-injected) is a proven design with a long service history. When properly maintained, it can easily exceed **150,000 200,000 miles** (or more) with minimal major issues. The **6-speed transmission** is smooth and well-suited for both highway cruising and twisty roads.

3. **Strong Performance for Its Class**

The R1150RS produces around **90 100 hp** (depending on tuning) and **90 100 lb-ft of torque**, making it a capable bike for both touring and sportier riding. The **single-sided swingarm and inverted forks** provide a balanced riding position, while the **parallelogram rear suspension** ensures stability at speed.

4. **ABS (Anti-lock Braking System)**

The presence of **ABS** (Anti-lock Braking System) is a significant safety upgrade, reducing the risk of wheel lockup during hard braking especially important for a bike of this weight ( 480 lbs / 218 kg).

5. **CLN (Clean) Engine**

The **CLN designation** indicates that the engine has undergone a **clean rebuild or major overhaul**, meaning it has likely had a fresh crankshaft, pistons, rings, and cylinder head work. This reduces the risk of internal engine failure compared to a non-CLN example.

6. **Ezy Frame (Optional Lightweight Frame)**

The **Ezy Frame** is a **lighter, more rigid frame** designed for better handling and reduced weight. While not as extreme as a full sportbike frame, it improves agility and makes the bike feel more responsive, especially in corners.

7. **Modular and Upgradable**

BMW s modular design allows for **easy upgrades**, such as aftermarket exhausts, suspension tuning, or performance chips. The **air-cooled engine** is also more forgiving to modifications than liquid-cooled setups.

8. **Strong Secondary Market Support**

The R1150RS has a **large owner community**, meaning parts, service manuals, and tuning options are widely available. BMW s **dealer network** is still active, ensuring parts and maintenance are accessible.

9. **Comfortable for Long Rides**

The **upright riding position** and **ergonomic controls** make it suitable for **touring and cruising**, though it s not as aggressive as a sportbike. The **comfortable seat** and **adjustable windscreen** (if equipped) add to its practicality.

10. **Historical Significance**

The R1150RS was BMW s first **modern parallel-twin motorcycle**, blending classic BMW styling with modern engineering. Owning one allows you to ride a piece of motorcycle history while still enjoying a capable modern bike.

---

#### **Cons**

1. **Age and Wear Considerations**

At **18 20 years old**, this bike will require **regular maintenance** to stay reliable. Key components like **brakes, suspension, tires, and electrical systems** will need attention. A **pre-purchase inspection (PPI) is highly recommended**.

2. **Higher Maintenance Costs**

Unlike newer bikes, **parts and labor can be expensive**, especially if the owner has not kept up with maintenance. **Air-cooled engines** are less efficient than modern liquid-cooled setups, meaning **more frequent oil changes and cooling system checks** are needed.

3. **Weight and Handling Limitations**

At ** 480 lbs (218 kg)**, the R1150RS is **heavier than modern sport-touring bikes**, making it less nimble in tight corners. While the **Ezy Frame helps**, it s still not as agile as a modern naked bike or sport-tourer.

4. **Fuel Efficiency is Poor by Modern Standards**

The **air-cooled engine** is **thirsty**, consuming around **3.5 4.5 MPG (0.6 0.8 L/100km)** in mixed riding. This makes long-distance touring **costly in fuel**, especially compared to modern bikes with better efficiency.

5. **Electrical System Reliability**

Older BMWs (pre-2010) can suffer from **electrical gremlins**, such as **failing sensors, voltage regulators, or wiring issues**. The **ABS system** may also require occasional recalibration or sensor replacements.

6. **Suspension Wear and Tear**

The **inverted forks and rear shock** on the R1150RS are **not as durable as modern units** and may need **rebuilding or replacement** over time. **Bushings and linkages** can also wear out, affecting handling.

7. **Tire and Brake Degradation**

**Brake pads and rotors** will need replacement if not recently serviced. **Tires** (especially if original or low-mileage) may be **hard and unsafe**, requiring an upgrade to modern **sport-touring or touring tires** for better grip and durability.

8. **Potential for Hidden Mechanical Issues**

Even with a **CLN engine**, other components like the **crankshaft, camshafts, or timing chain** could be **approaching their lifespan**. A **comprehensive inspection** is crucial to avoid unexpected repairs.

9. **Resale Value is Declining**

While BMWs hold value reasonably well, **older models like the R1150RS are not as desirable as newer bikes**. If you plan to sell later, you may not recover as much as you invested.

10. **Modern Safety and Tech Limitations**

Compared to newer bikes, the R1150RS lacks **traction control, advanced ABS algorithms, LED lighting, or connected features**. If you prioritize **modern tech and safety**, this bike may feel outdated.

---

### **Conclusion**

The **2004 BMW R1150RS Rockster (ABS, CLN, Ezy Frame)** is a **well-built, reliable motorcycle** that offers a **classic BMW experience** with modern safety features (ABS). It is **ideal for riders who:**

- Enjoy **classic BMW styling and engineering**.

- Want a **comfortable, capable bike for touring and cruising**.

- Are willing to **invest in maintenance** to keep it running smoothly.

- Appreciate **modular upgrades** and a **strong aftermarket support system**.

- Riders who prioritize **modern tech, fuel efficiency, or lightweight handling**.

- Those who want a **low-maintenance, plug-and-play bike**.

- Buyers who cannot afford **potential major repairs** (engine, suspension, electrical).

---

### **Recommendation**

You have **budgeted for maintenance and potential repairs**.

You ve had a **pre-purchase inspection (PPI) by a BMW specialist**.

You plan to **ride it regularly and keep it in good condition**.

You enjoy **classic BMW aesthetics and a balanced riding experience**.

You re prepared for **higher fuel costs and occasional electrical quirks**.

You expect a **modern, low-maintenance motorcycle**.

You cannot afford **unexpected repairs** (e.g., suspension, brakes, electrical).

You prioritize **fuel efficiency, weight, or cutting-edge tech**.

You re not willing to **invest time in maintenance and tuning**.

This **R1150RS Rockster is a fantastic choice for an enthusiast who values **BMW heritage, reliability, and a mix of touring and sporty riding**. However, it is **not a "set-and-forget" bike** it requires **attention and upkeep** to remain in top condition. If you re prepared for that, it can be an **excellent long-term investment** and a joy to ride. If you re looking for something more modern or low-maintenance, consider a **newer BMW (e.g., R 1250 GS, S 1000 XR, or F 900 XC)** instead.

Details:

ADDRESS: Steele's Cycle, 2025 W. More options available upon request. Many countries only allow 79 max package length and girth combined. Each part is systematically placed to be easily located once purchased.

; NO RASH,NO CRACKS OR WEAK SPOTS WELL PICTURED. Inglewood, CO 80110. If the item does not fit motorcycle model specified in listing. ; 2004 BMW R1150R ROCKSTER ABS CLN CLR EZY FRAME CHASSI.

part #: 2207012 price

• $499.99

specifications mocycfra:

• for models: R1150r
• for makes: Bmw
• for years: 2004
• mpn: 2207012
• type: Frame

offer mocycfra:

• quantity: 1
• sold: 0
• best offers: True
• availability: In Stock
• options: Ship-to-home
• started: May 7, 2026

seller mocycfra:

• # reviews: 58472
• city: Englewood, Colorado
• rating: 100.0%

shipping mocycfra:

• cost: $49.99
• type: Fixed
• service: FedEx Ground / FedEx Home Delivery
• transit: 4-7 Days
• class: Standard
• carrier: FedEx

payments mocycfra:

• wallet: Apple-pay
• credit card: Diners-club
• other

general mocycfra:

• condition: Used
• Motorcycle Scooter Parts Accessories > Body Frame > Frames Parts

returns mocycfra:

• paid by: Buyer
• policy: Returns Accepted
• time: 30 Days

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