SPORTS PARTS INC 6790-S809421-40 Spi Taillight Housing Cat

( Brand: Sports Parts Inc ), ( Manufacturer Part Number: 6790-S809421-40 ), ( Part Type: Taillight Housing )

Review SPORTS PARTS INC Spi Taillight Housing Arctic Cat Early Build fits MOUNTAIN 900 2003

The **Sports 6790-S809421-40 SPI Taillight Housing** is a precision-engineered aftermarket component designed specifically for the **2003 Arctic Cat Mountain 900**, ensuring optimal functionality and a sleek, modern aesthetic for your off-road adventure vehicle. Crafted from high-quality, durable materials, this taillight housing is built to withstand the rigors of rugged terrain, extreme temperatures, and prolonged exposure to the elements, making it an ideal upgrade for enthusiasts who demand both performance and reliability. The housing features a **tight, secure fit** with the stock wiring harness and mounting points, eliminating the need for complex modifications or additional hardware, while its **aerodynamic design** enhances airflow and reduces drag, contributing to improved cooling efficiency for the taillight assembly. Whether you re navigating dense forests, rocky trails, or dusty backroads, this taillight housing maintains its structural integrity, ensuring that your Mountain 900 remains visible and compliant with safety regulations without compromising on style. The **clean, streamlined appearance** of the SPI taillight housing also complements the aggressive, off-road-focused design of the Arctic Cat, providing a polished finish that elevates the overall look of your vehicle. Backed by Sports reputation for quality and compatibility, this component is a straightforward yet impactful upgrade for any Mountain 900 owner looking to enhance both functionality and curb appeal.

### **Pros and Cons of buying a Sports 6790-S809421-40 SPI Taillight Housing for a 2003 Arctic Cat Mountain 900**

1. **Compatibility** This taillight housing is specifically designed for the 2003 Arctic Cat Mountain 900, ensuring a proper fit without modifications.

2. **Improved Visibility** The SPI (Superior Performance Illumination) taillight housing is engineered to provide brighter, more visible lighting, enhancing safety during nighttime or low-light conditions.

3. **Durability** Sports brand parts are generally built to withstand rugged use, reducing the risk of premature failure.

4. **Legal Compliance** A properly functioning taillight is often required for legal operation, especially if the original light is damaged or non-functional.

5. **Potential Performance Boost** Some aftermarket taillights offer better heat dissipation or improved wiring, which could contribute to overall reliability.

6. **Ease of Installation** Being an OEM replacement part, it should integrate smoothly with the existing wiring and mounting system.

1. **Cost** Aftermarket parts, even those designed for specific models, can be more expensive than generic replacements, though they may offer better quality.

2. **Availability of Original Parts** If the original taillight housing is still functional, replacing it unnecessarily may not be cost-effective.

3. **Wiring or Mounting Issues** While designed for compatibility, slight variations in wiring or mounting points could require adjustments, especially if the original setup was modified.

4. **Mixed Reviews on SPI Quality** Some users report that while SPI taillights are bright, they may not last as long as high-end aftermarket brands or OEM replacements.

5. **Potential Overkill** If the original taillight was working fine, upgrading may not provide a noticeable improvement in performance or safety.

The **Sports 6790-S809421-40 SPI Taillight Housing** is a solid choice for a 2003 Arctic Cat Mountain 900 if you need a direct replacement with improved visibility. It balances compatibility, durability, and performance, making it a practical upgrade if the original light is failing or if you want enhanced lighting. However, if the current taillight is still operational, the cost may not justify the replacement.

- **Buy it if:** Your current taillight is damaged, flickering, or non-functional, and you prioritize brightness and reliability.

- **Consider alternatives if:** The original taillight is still working well, or you prefer a more budget-friendly generic replacement.

- **Verify installation:** Ensure the wiring and mounting align correctly to avoid complications.

For best results, check user reviews and consult with a mechanic familiar with Arctic Cat models before purchasing.

Details:

Brand: Sports Parts Inc, model Number: 6790-S809421-40. I need to exchange an item. 1993 - 1998 Arctic Cat Cougar Mountain. Parts without fitment are to be assumed universal and may require vehicle modification.

1993 - 1996 Arctic Cat EXT EFI Mountain. SPI Taillight Housing for 2003 Arctic Cat Mountain 900 Early Build: Made by Sports Parts. This is helpful if you are buying multiple items.

part #: 6790s80942140 price

• $39.73

specifications lightingsnowmobiles:

• for models: 900, Mountain
• for makes: Arctic, Arctic-cat
• for years: 2003
• brand: Sports Parts Inc
• mpn: 6790-s809421-40
• part type: Taillight Housing

seller lightingsnowmobiles:

• city: Indiana, US
• rating: 99.8%
• # reviews: 76835

returns lightingsnowmobiles:

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

offer lightingsnowmobiles:

• quantity: 4
• started: February 3, 2026
• sold: 0
• availability: In Stock
• options: Ship-to-home

general lightingsnowmobiles:

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

shipping lightingsnowmobiles:

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

payments lightingsnowmobiles:

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

Sports Parts Inc 6790-S809421-40 Is Similar To:

• 01-104-14 Sports Parts Inc Taillight (38.5% similar) Part: 01-104-14 prices...(May 30th, 2017)
• 01-118-25 Sports Parts Li Manufacturer (30.7% similar) 7AM-8PM Mon Fri, 7AM-6PM sat sun. Ignition switch replacement replaces oem nos. Sports Parts Inc. Specs type switch - ignition units each weight. Ignition switch part: manufacturer overview of Sports Parts Inc...(March 16th, 2017)
• 01-120-01 Sports Parts Li Manufacturer (30.7% similar) E-etc adrenaline 50TH anniversary 2009 MC-z 600. E-etc renegade 2009 MC-z 600. Kill switch part: manufacturer overview of Sports Parts Inc. E-etc adrenaline 2009 MC-z 600. 7AM-8PM Mon Fri, 7AM-6PM sat sun. E-etc x 2008 MC-z 600. SDI adrenaline 2008 MC-z 600. SDI renegade 2008 MC-z 600. ...(March 19th, 2017)
• 01-157l Sports Parts Inc Spi Headlamo Bulbs (39.4% similar) ...(August 11th, 2018)
• 01-158 Sports Parts Inc Headlamp (30.5% similar) Bulbs, new old stock...(January 2nd, 2018)
• 01-160l Sports Parts Inc Headlamp Bulb (35% similar) Actual product may differ from the item shown in photograph. Replaces: A7027. Headlamp bulbs by Sports Parts. Photos are for reference only. volts watts : 12V 35W-35W. On the continent of north America...(February 17th, 2019)
• 01-162l Sports Parts Inc Sport (34.1% similar) This image is a manufacturers photo and meant to be representative of the item listed. Fitment data may not list all model's and years that is 100 correct. Motor city Sports center, Inc. Expedited shipping via USPS priority mail with delivery confirmation is available. Sport Parts Inc. This ...(February 22nd, 2018)
• 01-165-02 Sports Parts Inc Quartz Halogen Bulb White 015111472103 (30.5% similar) Quartz halogen bulbs by Sports Parts. Replaces h4 white. volts watts 12V 60W-55W. On the continent of north America. Actual product may differ from the item shown in photograph...(August 22nd, 2018)
• 01-165-02blue Sports Parts Inc Spi Quartz Halogen Bulb (37.9% similar) Gov federal and state noise emissions laws regulate modifications that affect from motor vehicles, Including motorcycles. USPS shipping service...(October 9th, 2018)
• 01-165-02g Sports Parts Inc Spi Halogen Bulb Gold (39.2% similar) Your friends at classic cycle Parts appreciate business...(June 21st, 2018)
• 01-165-02h Sports Parts Inc Quartz Halogen Bulb Heavy Duty (31.8% similar) Actual product may differ from the item shown in photograph. volts watts 60W-55W. Quartz halogen bulbs by Sports Parts. Photos are for reference only. Replaces h4 heavy duty. On the continent of north America...(April 28th, 2018)