1. Indicator Assemblies For Sale
  2. sku: 12259951814628604
  3. TWIN 40521-75

V-TWIN MANUFACTURING 40521-75 Light Switch Springs 75-76

fits model: Sportster. make: Harley.

40521-75 V-twin Manufacturing Harley New Xl Sportster 75-76 Stop Light Switch Springs Qty 4

( Brand: V-twin Manufacturing ), ( Manufacturer Part Number: 40521-75 ), ( Type: Turn Signal Light Assembly ), ( Country Of Origin: United States )

Review V TWIN MANUFACTURING Harley New Xl 75-76 Stop Light Switch Springs Qty fits SPORTSTER

Introducing the V-Twin 40521-75 Harley-Davidson XL Sportster 75-76 Light Switch Springs, meticulously designed to bring a perfect fit and smooth functionality to your classic Harley-Davidson motorcycle. These springs are specifically engineered for Harley-Davidson XL Sportster models produced between 1975 and 1976.

The V-Twin 40521-75 light switch springs are manufactured using high-quality materials, ensuring a durable and reliable performance. Each spring is carefully crafted to provide the appropriate tension needed for the light switch to function correctly. These springs are not only essential for the proper operation of the turn signals and headlights but also contribute to the overall aesthetic appeal of your motorcycle.

These light switch springs are easy to install, making them an excellent option for both professional mechanics and DIY enthusiasts. Simply remove the old springs and replace them with the new ones, following your motorcycle's service manual instructions for a seamless installation process.

By upgrading your Harley-Davidson XL Sportster's light switch springs with these high-performance parts, you can restore the original functionality of your motorcycle's electrical components. This not only enhances the convenience and safety of your riding experience but also maintains the value and authenticity of your classic Harley-Davidson.

In summary, the V-Twin 40521-75 Harley-Davidson XL Sportster 75-76 Light Switch Springs are a must-have upgrade for any Harley-Davidson XL Sportster owner. These high-quality springs offer a perfect fit, smooth functionality, and easy installation, ensuring that your motorcycle maintains its original charm and performance.

Pros and Cons of Buying Harley-Davidson XL Sportster 75-76 Light Switch Springs

The Harley-Davidson XL Sportster 75-76 light switch springs are essential components for the proper functioning of the motorcycle's electrical system. These springs help in maintaining the desired position of the light switch. In this article, we will discuss the pros and cons of buying these parts to help you make an informed decision.

Pros:

1. Enhanced Functionality: New light switch springs ensure that the switch operates smoothly and returns to its original position after use. This can be particularly beneficial if the current springs are worn out or failing to function correctly.

2. Improved Riding Experience: A properly functioning light switch enhances the overall riding experience by providing added comfort and convenience. It enables riders to easily switch on and off the headlight, tail light, or turn signals.

3. Cost-Effective: Compared to other repairs or upgrades, light switch springs are relatively inexpensive. This makes them an affordable solution for addressing any issues with the motorcycle's electrical system.

4. DIY Friendly: Installing light switch springs is a relatively simple process that can be done at home. Harley-Davidson provides clear instructions in their service manuals, and various online resources are available to help guide the installation process.

Cons:

1. Availability: Light switch springs for older Harley-Davidson models, such as the XL Sportster 75-76, may be harder to find. This could result in longer shipping times or higher prices from aftermarket suppliers.

2. Quality Concerns: When purchasing aftermarket parts, there is a risk of receiving low-quality components. Ensure that you buy from a reputable supplier to minimize this risk.

3. Installation Challenges: Although the installation process is generally straightforward, there might be some challenges. For instance, accessing the light switch assembly could be difficult due to its location in the motorcycle's wiring harness.

Conclusion:

In summary, buying Harley-Davidson XL Sportster 75-76 light switch springs comes with both advantages and disadvantages. On the positive side, these parts offer enhanced functionality, improved riding experience, cost-effectiveness, and DIY friendliness. However, there are also potential downsides, such as availability, quality concerns, and installation challenges. To ensure a successful purchase, consider buying from a reputable supplier, and carefully review the installation process before proceeding.

Recommendation:

My recommendation would be to weigh the pros and cons carefully and consider your specific situation. If you are experiencing issues with the light switch on your Harley-Davidson XL Sportster 75-76 and are comfortable with the installation process, purchasing new light switch springs could be an excellent choice. However, if you are unsure about the availability of the part or have concerns regarding the installation process, it might be wise to consult a professional mechanic for advice. Ultimately, the decision is yours, and I hope this information helps you make an informed choice.

Details:

Four new USA made #40521-75 stoplight switch springs. Priced right. You get all 4.

part #: 4052175 prices

  • $14.99-$40.99

specifications indasse:

  • for models: Sportster
  • for makes: Harley
  • brand: V-twin Manufacturing
  • mpn: 40521-75
  • type: Turn Signal Light Assembly
  • country of origin: United States

general indasse:

  • Motorcycle Scooter Parts Accessories > Lighting Lamps > Turn Signal Light Assemblies
  • condition: New

returns indasse:

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

payments indasse:

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

seller indasse:

  • city: Danbury, North Carolina
  • rating: 99.8%
  • # reviews: 40287

shipping indasse:

  • transit: 4-10 Days
  • carrier: USPS
  • class: Standard
  • cost: $0.00
  • service: USPS Ground Advantage
  • type: Fixed

offer indasse:

  • started: April 3, 2026
  • availability: In Stock
  • quantity: 1
  • sold: 0
  • options: Ship-to-home
for models: sportster, for makes: harley, type: turn signal light assembly, country of origin: united states,
category: motorcycle parts > motorcycle scooter parts accessories > lighting lamps > turn signal light assemblies, sku: 12259951814628604,
V-twin Manufacturing 40521-75 Is Similar To:
indasse logo
5 offers $14.99–$40.99 USD
  • New. Offer #1 priced at $19.99 + $0.00 shipping estimate = $19.99* total. Harley-Davidson Brake Light TailLight with LED Light Insert.FREE SHIPPING
  • New. Offer #2 priced at $14.99 + $0.00 shipping estimate = $14.99* total. - US based - Located on in New Milford CT. This is a new V-Twin Tail Stop Light Switch Spring.FREE SHIPPING
  • New. Offer #3 priced at $40.99 + $0.00 shipping estimate = $40.99* total. OEM cross reference part# : . Tail Lamp Stop Light and Switch Spring.FREE SHIPPING
  • New. Offer #4 priced at $40.99 + $0.00 shipping estimate = $40.99* total. FREE SHIPPING
  • New. Offer #5 priced at $7.99 + $0.00 shipping estimate = $7.99* total. Parts book shows it will fit all 1975-1978 Sportsters. Harley-Davidson SportsterTail Lamp Stop Light and Switch Spring.FREE SHIPPING

Copyright © indasse.com