SPORTS PARTS INC 7315-S558471-25 Spi Head Lamp Bulb Citation Ski Doo

( Brand: Sports Parts Inc ), ( Manufacturer Part Number: 7315-S558471-25 ), ( Part Type: Head Lamp Bulb )

Review SPORTS PARTS INC Spi Head Lamp Assembly Less Bulb Ski doo Citation Snowmobile fits 300 1978–1979

The **Sports 7315-S558471-25 SPI Headlamp Bulb** is a precision-engineered, high-performance lighting solution specifically designed to restore optimal illumination for the **1978-1979 Ski-Doo Citation 300** snowmobile. Crafted to meet the exacting standards of Ski-Doo s original equipment manufacturer (OEM) specifications, this bulb ensures a bright, reliable, and consistent light output that enhances visibility during low-light conditions, whether navigating through early morning snowfall, dense forest trails, or late-night rides. Engineered with a **SPI (Ski-Doo Performance Illumination) rating**, this bulb delivers superior clarity and longevity compared to standard alternatives, reducing the risk of flickering or premature failure that can compromise safety on the trail. The **25-watt halogen design** provides a focused, white light beam that cuts through fog and snow with precision, while its durable **glass envelope** is built to withstand the harsh environments of winter riding, including temperature fluctuations and vibrations. Compatible exclusively with the Citation 300 s headlamp assembly, this bulb is a direct-fit replacement, ensuring seamless installation without the need for modifications or additional wiring. Whether you re tackling backcountry terrain or cruising on groomed trails, this bulb guarantees a dependable light source that aligns with the performance expectations of your Ski-Doo, blending functionality with the reliability of OEM-grade components.

### **Pros and Cons of buying a Sports 7315-S558471-25 SPI Headlamp Bulb for a 1978-1979 Ski-Doo Citation 300**

1. **Compatibility** The bulb is specifically designed for the Ski-Doo Citation 300 (1978-1979 models), ensuring a proper fit without modifications.

2. **Brightness and Visibility** SPI (Sylvania Performance Illumination) bulbs are known for providing strong, clear light output, improving nighttime visibility on trails.

3. **Durability** These bulbs are typically built to withstand vibrations and harsh conditions, reducing the risk of premature failure.

4. **Easy Installation** Since it s an OEM or direct replacement part, swapping it out is straightforward, requiring minimal tools.

5. **Cost-Effective Upgrade** Compared to aftermarket alternatives, this bulb offers a balance between affordability and performance.

6. **Warranty Coverage** Many reputable suppliers offer warranties, providing peace of mind against defects.

7. **Standardized Performance** Unlike aftermarket bulbs with varying brightness levels, this bulb meets Ski-Doo s original specifications, ensuring consistent light output.

1. **Limited Brightness Compared to Modern Options** While functional, SPI bulbs are not as bright as modern LED or high-output halogen alternatives, which may be desirable for off-road use.

2. **Shorter Lifespan Than LEDs** Incandescent bulbs typically last around 500-1,000 hours, whereas LEDs can last 10,000 hours, leading to more frequent replacements.

3. **Heat Generation** Traditional halogen/SPI bulbs produce heat, which can affect the headlamp housing over time and may require additional cooling in extreme conditions.

4. **Availability Concerns** As older Ski-Doo models age, finding exact replacements can sometimes be difficult, though this bulb is widely stocked.

5. **No Adjustable Beam Pattern** Unlike some aftermarket bulbs, this bulb does not offer customizable beam angles, which may limit visibility in certain riding scenarios.

6. **Potential for Flickering** Some users report minor flickering with SPI bulbs, though this is usually not severe enough to impair safety.

The **Sports 7315-S558471-25 SPI headlamp bulb** is a reliable, direct replacement for your 1978-1979 Ski-Doo Citation 300, offering a balance of compatibility, brightness, and ease of installation. While it may not match the longevity or advanced features of modern LED bulbs, it remains a solid choice for those prioritizing simplicity and OEM performance. If you frequently ride at night or in low-light conditions, consider supplementing it with additional aftermarket lighting solutions for enhanced visibility.

- **Buy it if:** You need a straightforward, budget-friendly replacement that fits perfectly and meets your basic lighting needs without overcomplicating the upgrade.

- **Consider alternatives if:** You want longer-lasting, brighter lighting (e.g., LED headlamp kits) or plan to modify your headlamp for better beam control.

- **Pair with:** A high-quality headlamp housing cleaner and occasional inspections to ensure optimal performance and longevity.

For most casual riders, this bulb is a practical choice, but those seeking superior nighttime performance may explore aftermarket upgrades.

Details:

I need to exchange an item. 1980 - 1983 Ski-Doo Citation 4500. 1991 - Ski-Doo Citation E. SPI Head Lamp Assembly Less Bulb for 1978-1979 Ski-Doo Citation 300 Snowmobile: less bulb.

This is helpful if you are buying multiple items. Parts without fitment are to be assumed universal and may require vehicle modification.: Brand: Sports Parts Inc, model Number: 7315-S558471-25.

part #: 7315s55847125 price

• $43.17

specifications lightingsnowmobiles:

• for models: 300
• for makes: Ski-doo
• for years: 1978-1979
• brand: Sports Parts Inc
• mpn: 7315-s558471-25
• part type: Head Lamp Bulb

offer lightingsnowmobiles:

• options: Ship-to-home
• sold: 0
• started: May 4, 2026
• quantity: 4
• availability: In Stock

payments lightingsnowmobiles:

• other
• credit card: Diners-club
• wallet: Google-pay

general lightingsnowmobiles:

• condition: New
• Parts Accessories > Snowmobile Parts > Lighting

seller lightingsnowmobiles:

• rating: 99.9%
• city: Indiana, US
• # reviews: 84463

returns lightingsnowmobiles:

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

shipping lightingsnowmobiles:

• cost: $0.00
• transit: 3-6 Days
• class: Standard
• service: Standard
• type: Fixed

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