BMW 46519444974 Straight Frame Chassis K50

( Manufacturer Part Number: 46519444974 ), ( Country Of Origin: Germany ), ( Manufacturer Warranty: 60 Days ), ( Vehicle Type: Motorcycle ), ( Type: Frames )

Review BMW K50 Straight Black Main Frame Chassis fits R1200GS 2015

The **BMW R 1200 GS (2015, chassis number 46519444974, K50 straight frame)** stands as a testament to BMW s relentless pursuit of adventure and engineering excellence, blending raw performance with uncompromising durability. Built upon the legendary **K50 straight frame chassis**, this motorcycle embodies a perfect marriage of classic GS heritage and cutting-edge technology, making it a standout choice for riders seeking both on-road versatility and off-road capability. The **2015 model year** marks a refined iteration of the R 1200 GS, featuring a **1,203cc air/oil-cooled inline-triple engine** that delivers a smooth yet exhilarating power delivery, with a peak output of **136 horsepower and 105 lb-ft of torque**. This engine is paired with BMW s **Motorcycle Electronic Control (MCE) system**, which ensures precise throttle response, adaptive traction control, and a range of riding modes from **Sport to Rain to Enduro** allowing the rider to tailor the bike s behavior to any terrain or condition. The **straight frame chassis** is a hallmark of the GS lineage, offering a rigid, stable platform that enhances handling precision while absorbing the rigors of off-road riding, whether tackling rocky trails or cruising along winding mountain roads.

Mechanically, the **R 1200 GS** is equipped with BMW s **front and rear disc brakes** with **floating calipers**, providing exceptional stopping power and modulation, even under heavy braking loads. The **front suspension** features **43mm inverted Showa WP forks** with adjustable preload, rebound, and compression damping, while the **rear suspension** is a **parallelogram linkage with a progressive spring-damper unit**, ensuring optimal wheel travel and stability across diverse terrains. The **wheelbase** is optimized for both on-road comfort and off-road agility, with a **1,450mm length** that strikes a balance between stability and maneuverability. The **tires** typically a **Michelin Power Road 120/70-17 front and Power Trail 180/55-17 rear** are engineered to grip asphalt, gravel, and loose surfaces with equal confidence, while the **adjustable footpegs and handlebar height** accommodate riders of varying sizes, promoting a natural, ergonomic riding position.

Aesthetically, the **2015 R 1200 GS** retains the timeless **GS design language** with its **boxy, angular fairings**, **LED headlight**, and **full fairing setup** that reduces wind noise and enhances aerodynamics. The **K50 straight frame** is clad in a **black or white paint scheme**, often paired with **chrome accents** on the engine, exhaust, and wheels, exuding a rugged yet refined appearance. The **exhaust system** is a **dual-sport cat-back setup**, delivering a deep, resonant growl that resonates with the bike s adventurous spirit. Inside the cockpit, the **digital instrument cluster** provides real-time data on speed, RPM, fuel level, and riding modes, while the **ergonomic grips and adjustable seat** ensure comfort during long journeys. The **K50 frame** itself is a **high-strength steel construction**, reinforced for durability and designed to handle the stresses of both on-road and off-road riding, making it a reliable companion for riders who demand the best.

Beyond its mechanical prowess, the **BMW R 1200 GS (2015, K50 frame)** is a **versatile adventure machine**, capable of conquering everything from paved highways to remote backcountry trails. Its **adjustable suspension, robust braking system, and proven reliability** make it a favorite among riders who prioritize **performance, comfort, and longevity**. Whether used for **weekend excursions, long-distance touring, or serious off-roading**, this motorcycle delivers a **smooth, engaging ride** that rewards both the casual rider and the seasoned enthusiast. With its **timeless design, powerful engine, and unmatched adaptability**, the **2015 BMW R 1200 GS (K50 straight frame)** remains a **cornerstone of BMW s adventure lineup**, embodying the brand s commitment to **innovation, craftsmanship, and the spirit of exploration**.

### Pros and Cons of Buying a 2015 BMW R 1200 GS (K50 Straight Frame Chassis)

1. **Reliability and Durability** The K50 chassis (introduced in 2014) represents a significant upgrade over the older K1300GS, featuring a stronger frame, improved suspension, and a more robust engine. BMW addressed many reliability concerns from previous generations, making this a more dependable choice for long-term ownership.

2. **Power and Performance** The 1,170cc parallel-twin engine produces 113 hp and 106 lb-ft of torque, which is more than adequate for touring and adventure riding. The engine is smooth, responsive, and well-suited for both highway cruising and off-road conditions.

3. **Comfort and Ergonomics** The R 1200 GS is designed with touring in mind, offering a comfortable riding position, excellent wind protection, and a spacious seat. The ergonomics are well-balanced, making it suitable for both long rides and daily commuting.

4. **Technology and Features** This model comes with modern amenities such as BMW s Motorcycle Connect app integration, LED lighting (headlight, taillight, and turn signals), and a digital instrument cluster. The infotainment system (if equipped) provides navigation and media connectivity.

5. **Resale Value** BMW motorcycles, especially well-maintained GS models, hold their value reasonably well. The K50 chassis is relatively new at the time of its release, which may contribute to better resale prospects compared to older models.

6. **Versatility** The R 1200 GS is a true adventure bike, capable of handling both paved roads and light off-road trails. Its long-travel suspension and robust construction make it a versatile choice for riders who enjoy variety in their routes.

7. **Aftermarket Support** As a popular BMW model, the R 1200 GS has a strong aftermarket presence. Parts, accessories, and tuning options are widely available, allowing for customization and upgrades.

8. **Safety Features** Modern safety features such as ABS (Anti-lock Braking System), traction control, and cornering ABS are standard, enhancing rider confidence and control in various conditions.

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1. **Weight** The R 1200 GS is a heavy bike, weighing around 530 lbs (240 kg) fully fueled. This weight can make it more challenging to maneuver in tight spaces, lift over obstacles, or carry around in urban environments. It may also require more effort to accelerate from a stop.

2. **Fuel Consumption** The engine is thirsty, consuming approximately 50-60 mpg (4.2-4.6 L/100 km) depending on riding conditions. This can add up to higher fuel costs, especially for long-distance riders.

3. **Maintenance Costs** BMW motorcycles are known for their premium pricing, and maintenance, repairs, and parts can be expensive. Regular servicing, oil changes, and potential upgrades (e.g., suspension, tires) will add to the long-term cost of ownership.

4. **Complexity** The bike s advanced features, such as the electronic systems and suspension, can be complex to diagnose and repair. Riders may need to invest time in learning how to maintain it or rely on a skilled mechanic.

5. **Comfort for Shorter Riders** The ergonomics of the R 1200 GS may not suit shorter riders comfortably. The seat height (32.5 inches) and footpeg placement can make it difficult for riders under 5'6" to maintain proper leg extension and control.

6. **Noise and Vibration** While the engine is smooth, the R 1200 GS can still produce noticeable noise and vibration, particularly at higher speeds. Soundproofing and vibration-dampening modifications may be necessary for long rides.

7. **Depreciation** Like most motorcycles, BMWs depreciate over time. While the K50 chassis may hold its value better than older models, it will still lose value as it ages. Buyers should be prepared for this when calculating the total cost of ownership.

8. **Limited Off-Road Capability** While the R 1200 GS is capable of light off-roading, it is not designed as an aggressive adventure bike like the BMW GS Adventure or Royal Enfield SuperMoto. Deep trails, rocky terrain, or extreme conditions may require additional modifications or a different bike.

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The 2015 BMW R 1200 GS (K50 chassis) is a well-rounded adventure bike that offers a blend of comfort, power, and modern features. It addresses many of the reliability and ergonomic issues of its predecessors while maintaining BMW s reputation for quality and performance. However, its weight, fuel consumption, and maintenance costs are significant drawbacks that potential buyers should carefully consider.

This bike is ideal for riders who prioritize touring comfort, long-distance riding, and a balance of on-road and light off-road capability. It is less suited for riders who need a lightweight, budget-friendly, or highly off-road-focused motorcycle. If you value BMW s brand prestige, modern technology, and a comfortable riding experience, the R 1200 GS is a strong contender. However, if you are concerned about weight, fuel costs, or maintenance expenses, you may want to weigh these factors against your budget and riding needs.

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If you are a serious rider who enjoys touring, adventure, and modern amenities, and if you can afford the higher maintenance and fuel costs, then the 2015 BMW R 1200 GS is a **solid purchase**. Ensure that the bike has a complete service history, no major accidents, and that all critical components (engine, suspension, brakes) are in good condition.

- **Inspect the bike thoroughly** Check for signs of wear, leaks, or damage. Pay special attention to the frame, suspension, tires, and electrical systems.

- **Test ride extensively** Ensure the bike feels comfortable and responsive for your riding style. Pay attention to ergonomics, braking, and handling.

- **Budget for maintenance** Set aside funds for regular servicing, potential upgrades, and unexpected repairs.

- **Compare alternatives** Consider other adventure bikes in your price range, such as the Honda Africa Twin, Yamaha T n r , or BMW s own GS Adventure, to ensure this is the best fit for your needs.

For most riders seeking a premium, comfortable, and capable adventure bike, the R 1200 GS is a **highly recommended choice**, provided you are prepared for its associated costs and limitations.

Details:

Buyer confirms compatibility for other model's. Compatibility note: Best fit for 2015 BMW R1200 GS GSW K50 model's - please verify part number and fitment your specific motorcycle. Key Features condition: the frame is straight and in good shape. Comes as pictured.

More used BMW R1200GS K50 parts in stock. Buy now or make offer - ships fast. Fully inspected, tested and cleaned - perfect for restoration, custom build or replacement. Ready to install this Straight Black Main Frame Chassis.

2015 BMW R1200 GS GSW K50 Straight Black Main Frame Chassis: to watch the video on YouTube. Stored dry and in doors since removal. It is from a reputable donor Bike and comes trusted dismantle. Part - Used Straight Black Main Frame Chassis: This used Chassis was pulled from a 2015 BMW R1200 GS GSW K50 with 85705 original miles.

It is ready to use.

part #: 46519444974 prices

• $750.00-$1399.99

specifications mocycfra:

• for models: R1200gs
• for makes: Bmw
• for years: 2015
• mpn: 46519444974
• country of origin: Germany
• manufacturer warranty: 60 Days
• vehicle type: Motorcycle
• type: Frames

payments mocycfra:

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

offer mocycfra:

• quantity: 1
• options: Ship-to-home
• availability: In Stock
• started: February 6, 2026
• sold: 0

shipping mocycfra:

• class: Freight
• type: Fixed
• service: Flat Rate Freight
• cost: $225.00

general mocycfra:

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

returns mocycfra:

• paid by: Buyer
• time: 60 Days
• policy: Returns Accepted

seller mocycfra:

• # reviews: 25336
• rating: 100.0%
• city: Tyler, Texas

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