1. Antique, Vintage, Historic Motorcycle Parts For Sale
  2. sku: 21693041263462881
  3. HARLEY DAVIDSON 3945-30A

HARLEY-DAVIDSON 3945-30A Nos Spoke Front Rl Wla Servi P645

fits make: Harley. year: 1930–2021.

3945-30a Harley-davidson Nos 1930-1945 18 Inch 21 Spoke Front Dl Rl Wla Wl Servi 45 P645

( Brand: Harley-davidson ), ( Manufacturer Part Number: 3945-30A ), ( Part Type: Spoke ), ( Country Of Origin: United States )

Review HARLEY DAVIDSON Nos Inch Spoke Front Dl Rl Wla Wl Servi fits 1930–2021

The **Harley-Davidson Model 3945-30A NOS (New Old Stock) 1930 1945 18-Spoke Front Wheel, Dual-Link Rear Suspension, WLA Servi-45, and P645** is a highly sought-after classic motorcycle that embodies the raw, unadulterated spirit of early 20th-century American engineering. This rare and meticulously preserved piece of history represents one of Harley-Davidson s most iconic and mechanically sophisticated models from the pre-World War II era, offering a blend of timeless design, robust performance, and unparalleled authenticity. Built between 1930 and 1945, this motorcycle features the legendary **74-cubic-inch V-Twin engine**, a powerplant renowned for its smooth, throaty growl and enduring reliability, producing a torque-rich, low-revving character that defines the Harley-Davidson experience. The engine is paired with a **three-speed manual transmission**, complete with a classic foot-shift mechanism, allowing riders to engage in the tactile, old-school driving experience that separates these machines from modern counterparts.

The **18-spoke front wheel** is a standout feature, showcasing the craftsmanship of the era with its hand-welded, pressed-steel construction and polished chrome finish. This wheel, along with the **dual-link rear suspension**, contributes to a riding experience that balances the classic rigidity of early Harley-Davidsons with a subtle, old-school compliance that absorbs minor road imperfections without sacrificing the bike s inherent stability. The **WLA Servi-45** designation indicates that this motorcycle was equipped with Harley-Davidson s **Servi-45** rear suspension system, a pioneering design that introduced a more refined ride quality compared to the rigid-link setups of earlier models. This system, featuring a pair of dual-link arms and a coil spring, was a significant advancement for its time, offering a smoother, more controlled ride while maintaining the bike s aggressive stance.

The **P645** designation refers to the **sidecar attachment system**, a feature that underscores the motorcycle s versatility and adaptability. Originally designed to accommodate Harley-Davidson s **P-series sidecars**, this mounting system allows the bike to be easily converted into a three-wheeled touring rig, a common sight on American roads during the 1930s and 1940s. The P645 system is characterized by its robust, heavy-duty construction, ensuring that the sidecar remains securely attached even at higher speeds, making it an ideal choice for long-distance travel or practical daily use.

Visually, this motorcycle exudes a sense of nostalgia and craftsmanship, with its **chrome-plated fenders, handlebars, and exhaust pipes** gleaming under the light, while the **black enamel paint job** and **pressed-steel gas tank** add to its vintage allure. The **spoked wheels**, both front and rear (though the rear may feature a more traditional design depending on the specific year), are polished to a mirror finish, reflecting the meticulous care taken in its preservation. The **wooden-spoke front brake drum** and **mechanical front suspension** (if present) further emphasize the bike s early 20th-century heritage, offering a driving experience that is both challenging and rewarding for modern riders seeking to connect with the past.

Under the hood, the **74-cubic-inch V-Twin engine** remains the heart of this motorcycle, its **cast-iron cylinder heads, pushrod-operated valves, and side-mounted carburetor** (typically a **Harley-Davidson 1930s-era carburetor**) delivering a sound that is unmistakably Harley. The engine s **dry-sump lubrication system** ensures reliable operation, while the **magneto ignition** provides a classic spark without the need for electrical components, a testament to the simplicity and durability of early Harley-Davidson design. The **three-speed transmission**, with its **foot-shift lever and direct-drive final gear**, offers a driving experience that is both engaging and nostalgic, requiring a more hands-on approach compared to modern automatic transmissions.

For collectors, enthusiasts, and riders seeking a piece of automotive history, this **NOS Harley-Davidson Model 3945-30A** is a prized possession. Its **original, never-rebuilt condition** (assuming it is indeed NOS) ensures that every bolt, spring, and bearing is authentic to the era, making it a true time capsule of American motorcycle engineering. Whether used for leisurely cruising, sidecar touring, or as a centerpiece in a vintage motorcycle collection, this motorcycle represents the pinnacle of early Harley-Davidson innovation where raw power, mechanical simplicity, and timeless design converge to create an experience that transcends time.

### **Pros and Cons of Buying a Harley-Davidson 3945-30A (1930 1945) 18-Spoke Front, DL/RL, WLA Servi 45 (P645)**

This is a classic Harley-Davidson **1930 1945 model**, specifically a **3945-30A** with an **18-spoke front wheel**, **Deluxe (DL) or Royal (RL) model**, **WLA Servi 45** (a 45-degree V-twin engine variant), and a **P645** designation (likely indicating a specific frame or configuration). These motorcycles are highly sought-after by collectors and enthusiasts due to their historical significance, but they come with unique challenges.

---

### **Pros**

1. **Historical Significance & Rarity**

- The **1930s 1940s Harley-Davidson** was a defining era in motorcycle manufacturing, producing some of the most iconic bikes ever made.

- The **WLA Servi 45** was a high-performance variant of the standard V-twin, offering better power and smoother operation than earlier models.

- The **18-spoke front wheel** is a classic design element, adding to the bike s vintage appeal.

- These bikes are **rare** today, making them valuable to collectors.

2. **Classic Harley-Davidson Build Quality**

- Early Harleys were built with **heavy-duty construction**, using **cast iron components, forged steel parts, and durable materials** that were designed to last.

- The **V-twin engine** (even in its early form) was already a proven, reliable powerplant when compared to contemporary bikes.

- The **mechanical simplicity** of early Harleys makes them easier to understand and repair for those familiar with vintage machinery.

3. **Strong Community & Restoration Culture**

- There is a **dedicated community** of Harley-Davidson enthusiasts who specialize in **restoring and maintaining** these bikes.

- Parts, knowledge, and restoration resources are **widely available**, though some may require custom fabrication.

- Many owners enjoy the **process of restoring** these bikes, turning them into showpieces or fully functional rides.

4. **Potential for High Resale Value**

- Well-preserved or restored **1930s 1945 Harleys** can appreciate significantly in value, especially if they are **rare variants** (like the WLA Servi 45).

- Some examples have sold for **$50,000 $100,000 ** at auctions, depending on condition and provenance.

5. **Unique Riding Experience**

- The **heavyweight, rigid frame** and **mechanical drivetrain** (chain or shaft, depending on model) provide a **different riding feel** compared to modern bikes.

- The **open-frame design** and **vintage ergonomics** offer a raw, unfiltered connection to the road.

- For collectors, the **sound, vibration, and character** of an early Harley are unmatched.

6. **Customization Potential**

- While stock, these bikes can be **heavily modified** to suit modern tastes (e.g., modern brakes, suspension, fuel injection, or even modern frames).

- Some owners **rebuild them with period-correct parts** while others **mix vintage and modern components** for a unique blend.

---

### **Cons**

1. **High Maintenance & Repair Costs**

- **Mechanical complexity**: Early Harleys have **no-frills engineering**, meaning **more wear and tear** on critical components (bearings, gears, clutch, transmission).

- **No modern conveniences**: No **electric start, disc brakes, or sealed drivetrains** everything is **manual and subject to rust, leaks, and degradation**.

- **Specialized labor**: Finding a mechanic experienced with **vintage Harleys** can be difficult, and repairs may require **custom fabrication** (e.g., machining old parts, sourcing rare components).

2. **Rust & Structural Corrosion**

- Many **1930s 1945 Harleys** were built with **thin-gauge steel**, making them **highly susceptible to rust**, especially in **humid or coastal climates**.

- **Frame rust** can compromise structural integrity, requiring **full frame replacement** (often a **custom-built period-correct frame**).

- **Drivetrain components** (chain, sprockets, bearings) often need **frequent inspection and replacement**.

3. **Parts Availability & Cost**

- While **some parts are still available** from Harley-Davidson or aftermarket suppliers, **many are obsolete** and must be **machined from scrap or custom-made**.

- **Replacement engines** (even rebuilt) can cost **$10,000 $20,000 **, depending on condition.

- **Tires, brakes, and suspension** are **notoriously difficult** to find in original condition, often requiring **modern alternatives** (which may not fit perfectly).

4. **Performance Limitations**

- The **WLA Servi 45** is an improvement over earlier models, but it is **still a low-tech engine** by modern standards.

- **Power output is modest** (around **30 40 hp**), making it **slow compared to modern bikes**.

- **No modern fuel injection** means **carburetor tuning, fuel quality, and compression issues** can be persistent problems.

- **No modern suspension** means **rough rides**, especially on uneven roads.

5. **Legal & Practical Challenges**

- **Modern compliance**: Many **1930s Harleys do not meet current safety standards** (e.g., no **side mirrors, turn signals, or modern lighting**).

- **Registration & insurance** can be **difficult and expensive** some states require **modern safety modifications** before issuing plates.

- **Road legality**: Some **highway departments** may **ban or restrict** vintage bikes due to **lack of modern safety features**.

6. **Time & Financial Commitment**

- **Restoring one of these bikes is a long-term project** even a **basic running condition** can take **years** of work.

- **Budgeting for a restoration** requires accounting for **unexpected issues** (e.g., frame rust, seized bearings, warped cylinders).

- **Storage and transport** can be **costly** these bikes are **heavy, bulky, and often require special handling**.

7. **Not a Daily Rider (Unless Fully Modernized)**

- **Original condition bikes are impractical** for daily use due to **reliability issues, maintenance needs, and legal restrictions**.

- **Even restored examples** may not be **as convenient or comfortable** as modern bikes, making them **better suited for weekends or special occasions**.

---

### **Conclusion**

Buying a **Harley-Davidson 3945-30A (1930 1945) 18-spoke DL/RL WLA Servi 45** is a **passionate choice** rather than a practical one. These bikes are **not for everyone** they require **significant time, money, and dedication** to keep running, let alone restore to showroom condition.

**They are best suited for:**

- **Collectors** who appreciate **historical significance** and are willing to **invest in preservation**.

- **Enthusiasts** who enjoy **restoration projects** and the **challenge of working with vintage machinery**.

- **Owners who prioritize **character over convenience** and are okay with **limited modern comforts**.

**They are not ideal for:**

- **Casual riders** who want a **reliable, low-maintenance bike**.

- **Budget-conscious buyers** these bikes **cost more to own than they re worth** in practical terms.

- **Those who dislike mechanical work** early Harleys **demand constant attention**.

---

### **Recommendation**

1. **If You re Serious About Buying:**

- **Get a professional inspection** from a **vintage Harley specialist** before purchasing.

- **Budget for a full restoration** (or at least a **running condition rebuild**) expect **$20,000 $50,000 ** depending on condition.

- **Consider a "project bike" first** start with a **less expensive, less rare model** to learn the ropes before committing to a **high-value example**.

- **Join vintage Harley forums** (e.g., **Harley-Davidson Vintage Owners Group, Cycleforums**) to **network with experienced restorers**.

2. **Alternative Options:** - If you love the **Harley aesthetic** but want **more practicality**, consider:

- A **restored 1950s 1960s Harley** (e.g., **1957 Knucklehead, 1965 Electra Glide**) **more reliable but still vintage**.

- A **modern Harley with classic styling** (e.g., **Sportster, Softail, or Dyna with retro details**).

- If you want **a true vintage experience without the hassle**, look into **fully restored and maintained examples** (though these are **

Details:

The Tag Does Not Come With It. These are all Cad Plated. For Sale is: NOS 1930-1945 18 Wheel #3945-30 Spokes for front Solo. This is 1 Half sets short only 21 PCs 1 length Only Short.

I have NOS 2 flat Nipples for $2.00 each more available $39. I am a 35 yr AMCA member #2748. THIS IS ONLY FOR THE SHORT DRUM SIDE!, I have more if needed. They are for laced in drums, they Cad Plated.

They are Perfect. Make sure it fits yours. These are for Kelsey Hayes Rims. I may be able to change settings for you.

DL RL WLA Servi car WL.

part #: 394530a price

  • $158.00

specifications cyclevintagee:

  • for makes: Harley
  • for years: 1930-2021
  • brand: Harley-davidson
  • mpn: 3945-30a
  • part type: Spoke
  • country of origin: United States

payments cyclevintagee:

  • other
  • wallet: Apple-pay
  • credit card: Visa

shipping cyclevintagee:

  • cost: $59.45
  • transit: 3-6 Days
  • class: Expedited
  • carrier: UPS
  • service: UPS 3 Day Select
  • type: Calculated

returns cyclevintagee:

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

general cyclevintagee:

  • Parts Accessories > Motorcycle Scooter Parts Accessories > Other Motorcycle Scooter Parts Accessories
  • condition: Used

offer cyclevintagee:

  • availability: In Stock
  • quantity: 1
  • started: April 10, 2026
  • options: Ship-to-home
  • sold: 0

seller cyclevintagee:

  • # reviews: 3621
  • city: Watsonville, California
  • rating: 100.0%
for makes: harley, for years: 1930-2021, part type: spoke, country of origin: united states,
category: motorcycle parts > motorcycle scooter parts accessories, sku: 21693041263462881,
Harley-davidson 3945-30A Is Similar To:
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1 offer $158.00 USD
  • New. Offer #1 priced at $158.00 + $14.10 shipping estimate = $172.10* total. STAINLESS STEEL finish. 18 " Front Wheel on 1930 - 1952 45 Solo & Military WLA.+$14.10 shipping

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