HARLEY DAVIDSON 1HD1LP312LB406670 Iron Frame Chassis Wa Bos

( Brand: Harley Davidson ), ( Manufacturer Part Number: 1HD1LP312LB406670 ), ( Part Type: Frame ), ( Country Of Origin: United States )

Review HARLEY DAVIDSON Iron Main Frame Chassis Wa Bos fits XL1200NS 1200 2013–2022

The **Harley-Davidson 1HD1LP312LB406670 Iron 1200 XL1200NS Frame/Chassis with BOSS** is a premium, high-performance replacement component designed for Harley-Davidson s iconic **Iron 1200** and **XL1200N Sportster** models built between **2013 and 2022**. This **100% genuine OEM (Original Equipment Manufacturer) frame/chassis assembly** is engineered to match the exact specifications of Harley-Davidson s factory-built units, ensuring a perfect fit for restoration, customization, or replacement purposes. Crafted from **high-strength, heat-treated steel**, the frame is built to withstand the rigorous demands of daily riding, long-distance touring, or aggressive street use, delivering uncompromising durability and structural integrity. The **BOSS (Big Oil Shock System) compatible design** enhances ride quality by providing superior suspension tuning options, allowing riders to fine-tune damping for a smoother, more controlled ride across various terrains whether cruising on highways or navigating tight city streets.

This **1HD1LP312LB406670 frame/chassis** features Harley-Davidson s signature **dual-cradle construction**, combining a **primary frame** with a **secondary subframe** for optimal weight distribution and stability. The **welded steel tubing** is precision-machined to ensure alignment with the engine, swingarm, and suspension components, guaranteeing a seamless integration with the rest of the bike s drivetrain. The **reinforced mounting points** for the engine, transmission, and rear suspension are designed to handle the torque and stress of the **1200cc Evolution engine**, whether paired with a **six-speed manual transmission** or the **optional Power Glide transmission** found in some XL1200N models. Additionally, the frame s **ergonomic geometry** supports Harley-Davidson s signature riding posture, offering a balance of comfort and control that defines the brand s legendary riding experience.

For enthusiasts seeking **customization or restoration**, this frame/chassis provides a **blank canvas** for modifications, from aftermarket suspension upgrades to aesthetic enhancements. The **clean, unaltered condition** of a new OEM frame ensures that it meets Harley-Davidson s strict quality standards, eliminating the risk of warping, corrosion, or improper welding that can plague aftermarket alternatives. Whether used in a **full rebuild** or as a **replacement part** for a damaged or outdated frame, this component is a **cornerstone of performance and reliability**, embodying Harley-Davidson s commitment to craftsmanship and rider satisfaction. With its **universal compatibility** across multiple model years, this frame/chassis is an essential investment for anyone looking to preserve or enhance the **timeless legacy** of the Iron 1200 and XL1200N.

### **Pros and Cons of Buying a 2013-2022 Harley-Davidson Iron 1200 XL1200NS (Frame #1HD1LP312LB406670)**

#### **Overview**

The **Harley-Davidson Iron 1200 XL1200NS** (also known as the **XL1200N**) is a cruiser-style motorcycle built on a **custom frame/chassis** (not the standard Harley frame). It features a **1202cc V-Twin engine**, a **single-sided swingarm**, and a **low-slung, aggressive stance**. This model was produced from **2013 to 2022** and is known for its **performance-oriented handling** compared to traditional Harley cruisers.

---

### **Pros**

1. **Performance-Oriented Handling**

- The **custom frame and single-sided swingarm** provide **better agility and cornering ability** than most Harley cruisers.

- **Sharper steering and more responsive ride** than standard models like the Sportster or Dyna.

- **Lower seat height** (compared to some Harleys) makes it more accessible for riders of average height.

2. **Powerful Engine**

- The **1202cc Evolution V-Twin** delivers **smooth, torque-rich power** (around **80-90 hp**, depending on year).

- **Good low-end torque**, making it suitable for both city riding and highway cruising.

- **Easier to maintain** than some newer Harley engines due to its **proven reliability** (though not as modern as later models).

3. **Lightweight for a Harley**

- Weighs **around 600-650 lbs (dry)**, which is **lighter than most Harley cruisers** (e.g., Sportsters are 450-500 lbs, but this is still heavier than a Sportster).

- **More nimble than a heavy touring bike** but still carries the classic Harley feel.

4. **Customizable & Modifiable**

- **Aftermarket support is strong** easy to modify suspension, exhaust, or engine for better performance.

- **Aggressive styling** appeals to riders who want something **more sporty than a traditional cruiser**.

- **Frame flexibility** allows for **custom builds** (e.g., lowering, widening, or modifying the swingarm).

5. **Decent Fuel Economy (for a Harley)**

- **MPG is better than most Harleys** (around **35-45 MPG on the highway**, depending on riding style).

- **Smaller fuel tank ( 3.5 gallons)** means shorter range ( 90-120 miles), but this is typical for cruisers.

6. **Unique Ride Experience**

- **More upright riding position** than a low-slung cruiser, reducing back strain on long rides.

- **Less "plowing" sensation** than heavier bikes, making it more comfortable for solo riders.

7. **Affordable Compared to Newer Models**

- **Used market pricing** is reasonable (typically **$5,000 $10,000**, depending on condition and mileage).

- **Cheaper than a new Harley** while still offering **premium Harley branding and parts availability**.

---

### **Cons**

1. **Rough Ride Quality**

- **Hard, firm suspension** is not ideal for **long-distance comfort** expect **bouncy rides on rough roads**.

- **No adjustable suspension** (early models had basic shocks; later years improved slightly but still not as refined as sport bikes).

- **Seat is thin and hard** not designed for all-day comfort.

2. **Poor Wind Protection**

- **No windscreen** (standard on most XL1200NS models).

- **Exposed rider** at highway speeds **wind chill and fatigue** set in quickly.

- **Not ideal for long-distance touring** without aftermarket modifications.

3. **Limited Storage**

- **No saddlebags or top case** (unlike touring models).

- **Small rear rack** (if equipped) is insufficient for long trips.

- **No under-seat storage** carrying gear requires **aftermarket solutions**.

4. **Engine Reliability Concerns**

- **Evolution engine is robust but not bulletproof** **oil leaks, timing chain stretch, and valve cover gasket failures** are common issues.

- **Later models (2016 ) improved reliability**, but **early years (2013-2015) had more problems**.

- **No modern fuel injection refinements** some riders report **rough idle or hesitation** over time.

5. **Maintenance Costs**

- **Harley parts are expensive**, especially for **non-standard components** (e.g., swingarm, frame).

- **Specialist mechanics may be needed** for frame/chassis work.

- **Regular maintenance (valve adjustments, timing chain checks) is required** to prevent major failures.

6. **Resale Value is Low**

- **Not a high-demand model** resale depreciation is **steep compared to Sportsters or touring bikes**.

- **Niche appeal** most buyers are **performance-focused cruiser enthusiasts**.

7. **Limited Comfort for Long Rides**

- **No ergonomic features** for extended touring (e.g., no windscreen, poor seat, no backrest).

- **Not ideal for group rides** **single-rider focus** with **no passenger comfort**.

8. **Potential Frame/Chassis Issues**

- **Custom frame can be tricky to work on** some mechanics may not be familiar with it.

- **Swingarm wear** is a known issue **check for cracks or excessive play**.

- **Frame rust** is a concern if the bike was stored in wet conditions.

---

### **Conclusion**

The **2013-2022 Harley-Davidson Iron 1200 XL1200NS** is a **unique motorcycle** that bridges the gap between a **traditional cruiser and a performance-oriented bike**. It offers **better handling than most Harleys** but sacrifices **comfort and practicality** for **agility and style**.

**Riders who want a Harley with sportier handling** (but not a full sport bike).

**Enthusiasts who enjoy modifying and tuning their bikes**.

**Solo riders who prioritize **performance over comfort** and don t mind rough rides.

**Budget-conscious buyers** who want a **used Harley with decent power** without paying for a new model.

**Long-distance touring** (poor wind protection, uncomfortable seat, no storage).

**Riders who want a smooth, refined ride** (suspension is firm and basic).

**Those who need a bike for passenger carrying** (no backrest, limited storage).

**Buyers who want high resale value** (this is a niche model).

---

### **Recommendation**

- You **love Harley-Davidson s brand and sound** but want **better handling than a standard cruiser**.

- You **plan to modify it** (suspension, exhaust, frame) for a more tailored ride.

- You **ride mostly in the city or on backroads** and don t need long-distance comfort.

- You **find a well-maintained example** (check for **timing chain stretch, oil leaks, and frame integrity**).

- You **don t mind spending extra on maintenance** (Harley parts are costly).

- You **prioritize comfort and practicality** (consider a **Sportster or Dyna** instead).

- You **plan to do long-distance touring** (a **Touring or Softail** would be better).

- You **want a bike that holds value** (this model depreciates faster than most Harleys).

- You **don t have experience with Harley maintenance** (frame/chassis work can be complex).

The **XL1200NS is a fun, performance-focused Harley** that s **great for riders who want something different** from the usual cruiser experience. However, **it s not a perfect bike** it s **rough, impractical for long trips, and expensive to maintain**. If you **love the idea of a Harley with sportier handling and don t mind its flaws**, it s a **solid used purchase**. If you **need comfort, practicality, or resale value**, look elsewhere.

- **Harley-Davidson Sportster 1200 (XL883)** More comfortable, better fuel economy, easier to maintain.

- **Harley-Davidson Dyna Low Rider** More refined, better wind protection, still sporty.

- **Indian Scout Si** Similar handling, better ergonomics, modern features.

- **Used Sportbike (e.g., Suzuki SV650, Yamaha Thundercat)** If you want **agility without Harley s weight**.

Details:

2013 2022 Harley-Davidson Iron 1200 XL1200NS Main Frame Chassis WA BOS: Donor Bike: 2020 9151 miles. All part are used and should be inspected before install. Buyer pays return shipping.

part #: 1hd1lp312lb406670 price

• $1399.59

specifications mocycfra:

• for models: Xl1200ns, 1200
• for makes: Harley
• for years: 2013-2022
• brand: Harley Davidson
• mpn: 1hd1lp312lb406670
• part type: Frame
• country of origin: United States

offer mocycfra:

• best offers: True
• sold: 0
• started: April 23, 2026
• options: Ship-to-home
• availability: In Stock
• quantity: 1

returns mocycfra:

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

general mocycfra:

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

shipping mocycfra:

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

payments mocycfra:

• credit card: Diners-club
• other
• wallet: Paypal

seller mocycfra:

• # reviews: 5593
• rating: 99.6%
• city: Camas, Washington

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