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  3. TRIUMPH T2707905

TRIUMPH T2707905 Headlamp

fits model: Bobber, Bonneville. make: Triumph. year: 2017.

T2707905 Triumph 2017 Bonneville Bobber Headlamp

( Manufacturer Part Number: T2707905 ), ( Type: Headlight Assembly ), ( Machine Type: Street Motorcycle ), ( Housing Color: Black ), ( Universal Fitment: No )

Review TRIUMPH Headlamp fits BONNEVILLE BOBBER 2017

The **Triumph T2707905 2017 Bonneville Bobber Headlamp** is a meticulously crafted, high-performance lighting solution designed to elevate the aesthetic and functional appeal of Triumph s iconic Bonneville Bobber motorcycle. Engineered to seamlessly integrate with the classic yet modern silhouette of this custom chopper, this headlamp combines timeless style with cutting-edge illumination technology. Crafted from durable, high-impact polycarbonate, the lens is engineered to withstand the rigors of the road while maintaining optical clarity, ensuring sharp, unobstructed visibility for both rider and fellow motorists. The sleek, angular design of the headlamp complements the Bonneville Bobber s retro-inspired yet contemporary build, featuring a clean, understated look that avoids the bulkiness of traditional motorcycle lighting. Its compact yet robust housing is finished in a matte black or polished chrome (depending on the model variant) to match the motorcycle s color scheme, offering a seamless fusion of form and function.

At its core, the **T2707905 headlamp** is equipped with advanced LED technology, delivering an exceptionally bright and even beam pattern that maximizes road illumination without the glare or distortion often associated with older halogen setups. The dual-chamber design ensures optimal light distribution, with a focused high-beam for long-distance travel and a wide, low-beam setting for enhanced visibility in low-light conditions or urban environments. The integration of high-lumen LEDs not only improves safety but also reduces energy consumption, contributing to the motorcycle s overall efficiency. Additionally, the headlamp is engineered with a robust mounting system, featuring precise alignment tools and secure fasteners to guarantee a snug, vibration-resistant fit, even during high-speed rides or rough terrain.

Beyond its technical prowess, the **T2707905 headlamp** is a statement piece that enhances the Bonneville Bobber s custom aesthetic. Its minimalist yet bold design draws inspiration from vintage motorcycle lighting while incorporating modern engineering, making it a perfect choice for riders who appreciate both heritage and innovation. Whether cruising down a scenic highway or navigating city streets, this headlamp ensures that the Bonneville Bobber stands out with a blend of understated elegance and powerful performance. Ideal for enthusiasts who demand the best in both style and functionality, the **T2707905** is not just an accessory it s an essential upgrade that transforms the riding experience into one of confidence, clarity, and unmatched presence on the road.

### Pros and Cons of Buying a Triumph Bonneville Bobber (2017, T2707905) with a Stock Headlamp

#### **Pros**

1. **Classic Design with Modern Refinements**

The Triumph Bonneville Bobber retains the timeless, retro styling of the original Bonneville while incorporating modern ergonomics, suspension, and handling. The low-slung, relaxed posture and bobber aesthetic make it visually appealing and comfortable for long rides.

2. **Reliable and Well-Engineered Motorcycle**

Triumph s inline-triple engine (1,200cc) in the Bonneville Bobber is known for its smooth power delivery, durability, and ease of maintenance. The engine is well-suited for both cruising and light touring, offering a balanced riding experience without excessive vibration.

3. **Comfortable for Long Rides**

The Bobber s ergonomics prioritize rider comfort, with a relaxed seating position, adjustable windscreen, and well-padded seat. The suspension is tuned for a smooth ride, making it suitable for highway cruising and extended journeys.

4. **Good Fuel Efficiency for a Trike-Style Bike**

While not as efficient as a standard cruiser, the Bonneville Bobber achieves around **40-50 mpg** (depending on riding style), which is reasonable for its class. The fuel tank holds approximately **3.5 gallons**, providing decent range for short to medium-distance rides.

5. **Aftermarket Support and Customization**

Triumph s popularity means there is a vast aftermarket for parts, accessories, and modifications. The Bobber s design allows for easy customization, from exhaust upgrades to handlebar swaps, making it a great platform for personalization.

6. **Decent Technology for the Class**

The Bonneville Bobber comes with modern features such as:

- **Triumph s Ride Modes** (Sport, Touring, Rain, and Custom) for adjustable throttle response and suspension damping.

- **LED taillights and turn signals** (though the headlamp remains a stock halogen unit).

- **Digital instrument cluster** with speedometer, RPM, and trip meters.

- **Traction Control** (optional on some models) for improved stability.

7. **Resale Value**

Triumph motorcycles generally hold their value well, especially models with strong demand like the Bonneville series. A well-maintained 2017 Bobber should retain a decent resale value over time.

8. **Community and Enthusiast Appeal**

The Bonneville name carries a strong following among motorcycle enthusiasts, which means access to forums, meetups, and a supportive community for troubleshooting and advice.

---

#### **Cons**

1. **Stock Halogen Headlamp Limitations**

The primary issue with this bike is its **stock halogen headlamp**, which provides **poor illumination** compared to modern LED or HID alternatives. Key drawbacks include:

- **Low beam output** (around **1,000 lumens**), which is insufficient for highway riding, especially at night.

- **Narrow beam pattern**, leading to poor peripheral visibility and glare for oncoming traffic.

- **No adaptive or dynamic lighting** (common in newer bikes), which can be a safety concern in curves or low-light conditions.

- **Legal restrictions** in some regions where halogen bulbs may not meet modern lighting standards.

*Note: Aftermarket LED or HID conversions (e.g., from brands like **Triumph Performance, Osram, or Morimoto**) can significantly improve lighting but may require professional installation and could void the bike s warranty.*

2. **Weight and Handling**

The Bonneville Bobber is **heavier than lighter sport-touring bikes** (around **500 550 lbs fully fueled**), which can make it feel sluggish in tight corners or during quick maneuvers. While not as nimble as a sportbike, it is still manageable for most riders.

3. **Engine Power and Performance**

The **1,200cc inline-triple** is smooth but not particularly powerful by modern standards. It produces **around 117 hp and 85 lb-ft of torque**, which is adequate for cruising but may feel underpowered for aggressive riding or overtaking on highways. The bike s weight further reduces acceleration.

4. **Comfort for Very Tall or Short Riders**

The ergonomics are optimized for an average rider (height 5 8 6 2 ). Very tall riders may find the handlebars and seat too low, while shorter riders might struggle with footpeg reach and overall posture.

5. **Maintenance Costs**

While Triumph engines are reliable, they are not cheap to maintain. Common expenses include:

- **Oil changes** (synthetic oil recommended every **5,000 7,000 miles**).

- **Brake pad and rotor replacements** (expensive due to Triumph s high-quality components).

- **Tire wear** (high-performance tires like **Pirelli Angel GT** or **Michelin Power Sport** add up over time).

- **Aftermarket upgrades** (e.g., exhaust, suspension, or lighting) can be costly.

6. **Fuel and Insurance Costs**

- **Fuel prices** for a 3.5-gallon tank can add up, especially if you frequently ride long distances.

- **Insurance** for a cruiser-style bike with a higher power-to-weight ratio may be more expensive than for a smaller or older model.

7. **Limited Practicality for Long-Distance Touring**

While comfortable for short to medium rides, the Bonneville Bobber lacks some **touring-specific features** such as:

- **Top case or saddlebags** (would require aftermarket additions).

- **Wind protection** (the stock windscreen is adequate but not as robust as dedicated touring screens).

- **Advanced navigation or connectivity** (no Bluetooth integration or built-in GPS in the base model).

8. **Noise and Wind Noise**

The bike s open fairing and lack of full wind protection mean **wind noise can be intrusive at highway speeds**, especially for the rider. The engine is also **loud at high RPMs**, which may not appeal to riders seeking a quieter experience.

9. **Potential for Common Triumph Issues**

Some owners report **minor issues** with the Bonneville series, including:

- **Throttle body carbon buildup** (requires periodic cleaning).

- **Suspension wear** (shocks and forks may need replacement after **20,000 30,000 miles**).

- **Electrical gremlins** (occasional issues with sensors or wiring harnesses).

---

### **Conclusion**

The **2017 Triumph Bonneville Bobber** is an excellent choice for riders who prioritize **style, comfort, and a smooth riding experience** without the bulk of a full touring bike. Its **retro aesthetics, reliable engine, and aftermarket flexibility** make it a favorite among cruiser enthusiasts. However, the **stock halogen headlamp is a significant drawback**, particularly for safety-conscious riders who frequently travel at night or on highways.

If you are willing to **invest in an aftermarket lighting upgrade** (LED or HID), the Bobber becomes a much more practical and safe option. For riders who **rarely ride at night or prioritize style over advanced features**, the stock headlamp may be less of an issue.

---

### **Recommendation**

**Buy the 2017 Triumph Bonneville Bobber if:**

You love the **classic cruiser look** and want a comfortable, low-slung bike for **short to medium-distance rides**.

You plan to **upgrade the headlamp immediately** (LED/HID conversion) to meet modern safety standards.

You enjoy **modifying and customizing** your bike and are part of the Triumph community.

You prefer a **smooth, torquey engine** over raw power and are okay with a **heavier, slightly less agile** ride.

You don t require **full touring features** (wind protection, storage, etc.) and are content with basic amenities.

**Avoid or Consider Alternatives if:**

You **frequently ride at night or on highways** and cannot justify the **stock headlamp s limitations**.

You want **better fuel efficiency, lighter weight, or more power** consider a **Triumph Speed Triple, BMW R NineT, or Harley-Davidson Sportster**.

You prioritize **modern lighting technology** look for a **newer Triumph model (2020 ) with LED headlights** or a **custom bobber with aftermarket lighting**.

You need **long-distance touring capabilities** consider a **Triumph Trident, BMW R1250GS, or Honda Gold Wing**.

**Final Verdict:**

The Bonneville Bobber is a **fantastic bike for the right rider** one who values **style, comfort, and community** over cutting-edge technology. **Budget $200 $400 for an LED headlamp conversion** (e.g., **Triumph Performance LED or Morimoto HID**) to make it a safer and more modern ride. If you can live with the stock lighting, it s a **great cruiser**; if not, prioritize an upgrade before buying.

Details:

Triumph T2707905, OEM 133mm Diameter LED Headlamp T2707905.

part #: t2707905 price

  • $200.00

specifications cyclelightasm:

  • for models: Bobber, Bonneville
  • for makes: Triumph
  • for years: 2017
  • mpn: T2707905
  • type: Headlight Assembly
  • machine type: Street Motorcycle
  • housing color: Black
  • universal fitment: No

seller cyclelightasm:

  • city: Smyrna, Georgia
  • rating: 100.0%
  • # reviews: 783

offer cyclelightasm:

  • quantity: 1
  • best offers: True
  • started: May 24, 2026
  • options: Ship-to-home
  • sold: 0
  • availability: In Stock

returns cyclelightasm:

  • policy: No Returns

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shipping cyclelightasm:

  • cost: $10.60
  • type: Calculated
  • class: Standard
  • transit: 5-9 Days
  • service: USPS Ground Advantage
  • carrier: USPS

general cyclelightasm:

  • Motorcycle Scooter Parts Accessories > Lighting Lamps > Headlight Assemblies
  • condition: Used
for models: bobber, bonneville, for makes: triumph, for years: 2017, type: headlight assembly, machine type: street motorcycle, housing color: black, universal fitment: no,
category: motorcycle parts > motorcycle scooter parts accessories > lighting lamps > headlight assemblies, sku: 20709735713959603,
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1 offer $200.00 USD
  • Used. Offer #1 priced at $200.00 + $10.60 shipping estimate = $210.60* total. Triumph OEM 133mm Diameter LED Headlamp.+$10.60 shipping

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