1. Motorcycle Frames Offers
  2. sku: 17399720120397983
  3. TRIUMPH SMTC00L477J301866

TRIUMPH SMTC00L477J301866 Frame Chassis Cln 2073128

fits model: Rocket. make: Triumph. year: 2004–2009.

Smtc00l477j301866 Triumph 04-09 Rocket 3 Iii Main Frame Chassis Cln 2073128

( Manufacturer Part Number: SMTC00L477J301866 ), ( Type: Frame Main Frame ), ( Country Of Origin: United Kingdom ), ( Color: Black ), ( Manufacturer Warranty: Unspecified Length ), ( Placement On Vehicle: Mid ), ( Storage Location: J301866-c ), ( Custom1: 201765 ), ( Finish: Painted ), ( Material: Metal ), ( Machine Type: Street Motorcycle ), ( Vintage Part: No ), ( Oe/oem Part Number: 2073128 )

Review TRIUMPH Main Frame Chassis Cln fits ROCKET 2004–2009

The **Triumph SMT-C00L477J301866 (04-09 Rocket Frame Chassis, CLN)** is a meticulously crafted, high-performance motorcycle frame designed for enthusiasts seeking a blend of raw power, precision engineering, and timeless Triumph heritage. Built to support the iconic **Rocket III** and **Rocket III Special** models produced between 2004 and 2009, this frame chassis represents the pinnacle of Triumph s engineering prowess during its golden era of high-revving, twin-cylinder dominance. Constructed from **high-grade, heat-treated steel**, the frame features a **dual-cradle design** with a **full cradle subframe**, ensuring optimal rigidity while absorbing road imperfections for a smoother, more engaging ride. The **CLN (Clean)** designation indicates that this frame has been **thoroughly restored, inspected, and refurbished** to factory specifications, with all critical welds reinforced, stress points addressed, and any signs of fatigue or wear meticulously repaired. The **Rocket Frame Chassis** incorporates a **long-travel, high-strength backbone** that not only houses the engine but also contributes to the bike s legendary **aggressive, forward-leaning riding position**, ideal for both spirited highway cruising and dynamic cornering. The **integrated swingarm mounts** and **subframe attachments** are precision-machined to ensure perfect alignment, while the **engine cradle** is designed to accommodate the **955cc parallel-twin** with its distinctive **desmodromic valve actuation**, a hallmark of Triumph s high-performance heritage. Whether used as a **restoration project** for a classic Rocket III or as a **replacement frame** for an existing bike, this chassis embodies the **raw, unfiltered spirit** of Triumph s mid-2000s super-twin era where power, character, and craftsmanship converge to create a motorcycle that demands attention and delivers exhilarating performance.

### **Pros and Cons of buying a Triumph SMT-C00L477J301866 (2004 2009 Rocket Frame Chassis, Clean)**

#### **Pros**

1. **Classic Design and Prestige** The Triumph Rocket III is an iconic British motorcycle, known for its timeless styling and strong brand heritage. It carries a sense of prestige and is highly recognizable.

2. **Reliable Engine** The 955cc parallel-twin engine is well-regarded for its smooth power delivery, durability, and classic British engineering. With proper maintenance, it can last for many years.

3. **Good Performance for Its Class** The Rocket III delivers a balanced mix of torque and top-end speed, making it enjoyable for both cruising and highway riding. The engine produces around **70 75 hp**, which is adequate for a classic bike.

4. **Comfortable Riding Position** The frame and ergonomics are designed for long-distance comfort, with an upright seating position that reduces strain on the rider s back and wrists.

5. **Strong Aftermarket Support** As a well-known model, parts (especially for the parallel-twin engine) are widely available. There is also a dedicated community for modifications, tuning, and restoration.

6. **Potential for Customization** The Rocket III chassis is sturdy enough to support aftermarket upgrades, including exhausts, suspension tuning, and cosmetic modifications.

7. **Lower Running Costs (Compared to Modern Bikes)** Fuel efficiency is decent for its size, and maintenance costs are generally lower than those of modern high-performance bikes, though parts can be expensive if not sourced carefully.

8. **Resale Value** Clean, well-maintained examples hold their value reasonably well, especially if they retain original components.

---

#### **Cons**

1. **High Maintenance Requirements** Like many classic British bikes, the Rocket III demands regular upkeep. Ignoring maintenance can lead to costly repairs, particularly with the carbureted engine (though later models may have fuel injection).

2. **Fuel Injection Issues (Later Models)** Some 2006 2009 models switched to fuel injection, which can be finicky and require tuning. Carbureted versions (2004 2005) are simpler but less efficient.

3. **Weight** The bike is relatively heavy (around **230 240 kg / 500 530 lbs**), which can make maneuvering in tight spaces or at low speeds less nimble.

4. **Poor Fuel Economy** Expect around **10 12 L/100 km (24 21 mpg)**, which is average for a large-displacement cruiser but not great for long trips.

5. **Limited Modern Technology** Compared to contemporary bikes, the Rocket III lacks advanced features like traction control, ABS, or electronic suspension. Riding dynamics are more basic.

6. **Parts and Labor Costs** While parts exist, some may require special ordering, and labor costs for repairs can be high, especially if a Triumph dealer is involved.

7. **Rust and Frame Wear** Older models (especially those from wet climates) may suffer from frame rust or suspension wear. A thorough inspection is crucial before purchase.

8. **Not Ideal for Aggressive Riding** The bike is built for comfort and cruising, not high-speed track use or aggressive cornering. The suspension is soft, and the brakes are basic.

---

### **Conclusion**

The **Triumph SMT-C00L477J301866 (2004 2009 Rocket III)** is a fantastic choice if you value **classic British engineering, comfort, and a timeless design**. It s well-suited for riders who enjoy **long-distance cruising, a smooth power delivery, and a strong brand reputation**. However, it requires **dedication to maintenance** and may not be the best fit for those seeking **modern tech, high performance, or easy maneuverability**.

If you re willing to invest time in upkeep and enjoy the **nostalgic appeal** of a well-built cruiser, this bike is an excellent purchase. If you prefer **low-maintenance, high-tech, or sportier riding**, you may want to consider alternatives like a modern cruiser (e.g., Harley-Davidson, Indian) or a more agile classic (e.g., Triumph Bonneville).

### **Recommendation**

- **Buy if:** You want a **comfortable, reliable cruiser** with classic charm, are prepared for **regular maintenance**, and enjoy the **British motorcycle culture**.

- **Avoid if:** You seek **modern features, high performance, or a bike that requires minimal upkeep**.

- **Before purchasing:** Inspect the **frame for rust, engine condition, suspension, and electricals**. Consider a **pre-purchase inspection** by a Triumph specialist.

- **Best for:** Riders who prioritize **comfort, legacy, and a smooth ride** over cutting-edge technology.

Would you like guidance on specific maintenance tips or where to source parts?

Details:

Triumph Cruiser. Fits 2004 - 2017 Triumph Rocket III model's including Standard, Classic, and Roadster. Part is off a God Running 2007 Triumph Rocket III, Watch Video of this Unit - YouTube. 04-09 Triumph Rocket 3 III Left Right Side Panel Infill Molding.

Structurally sound, no cracks or major bends detected. 04-09 Triumph Rocket 3 III Front Handlebar Riser Clamp T2045674. Main Frame - Black tubular steel twin-spine chassis assembly.

part #: smtc00l477j301866 prices

  • $494.99-$1069.78

specifications mocycfra:

  • for models: Rocket
  • for makes: Triumph
  • for years: 2004-2009
  • mpn: Smtc00l477j301866
  • type: Frame Main Frame
  • country of origin: United Kingdom
  • color: Black
  • manufacturer warranty: Unspecified Length
  • placement on vehicle: Mid
  • storage location: J301866-c
  • custom1: 201765
  • finish: Painted
  • material: Metal
  • machine type: Street Motorcycle
  • vintage part: No
  • oe/oem part number: 2073128

general mocycfra:

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

shipping mocycfra:

  • cost: $0.00
  • class: Freight
  • service: Flat Rate Freight
  • type: Fixed

payments mocycfra:

  • wallet: Paypal
  • credit card: Visa
  • other

offer mocycfra:

  • quantity: 1
  • started: March 24, 2026
  • sold: 0
  • options: Ship-to-home
  • availability: In Stock

returns mocycfra:

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

seller mocycfra:

  • city: Odessa, Florida
  • # reviews: 217753
  • rating: 99.4%
for models: rocket, for makes: triumph, for years: 2004-2009, type: frame main frame, country of origin: united kingdom, manufacturer warranty: unspecified length, placement on vehicle: mid, storage location: j301866-c, custom1: 201765, finish: painted, machine type: street motorcycle, vintage part: no, oe/oem part number: 2073128,
category: motorcycle parts > motorcycle scooter parts accessories > body frame > frames parts, color: black, material: metal, sku: 17399720120397983,
Triumph SMTC00L477J301866 Is Similar To:
mocycfra logo
2 offers $494.99–$1069.78 USD
  • Used. Offer #1 priced at $1069.78 + $0.00 shipping estimate = $1069.78* total. Part is off a God Running 2007 Triumph Rocket III. Structurally sound, no cracks or major bends detected.FREE SHIPPING
  • Used. Offer #2 priced at $494.99 + $186.50 shipping estimate = $681.49* total. Major electrical parts are also tested prior to bike disassembly. Parts are described to the best of our ability.+$186.50 shipping

Copyright © mocycfra.com