4505-S678851-95 STUD BOY Deuce Bar Pro Fan 440 Polaris

Review STUD BOY Deuce Bar 4.5 Inch For Polaris Pro Fan Snowmobile for POLARIS 440 2002–2003

Introducing the STUD BOY 4505-S678851-95 Deuce Bar 4.5, the perfect upgrade for your 2002 and 2003 Polaris 440 Pro fans. This high-performance cooling solution is designed to provide optimal airflow and cooling efficiency for your ATV.

The Deuce Bar 4.5 is a 4.5-inch tall, 2-blade fan design that delivers a significant improvement over the stock fan. Each blade is meticulously crafted from durable, lightweight aluminum, reducing unsprung weight and improving overall vehicle performance. The fan blades are also designed with a reverse pitch, which creates a more efficient airflow pattern and reduces the amount of turbulence produced.

The fan hub is engineered to fit securely onto your Polaris 440 Pro, with no modifications needed. The fan is secured in place with heavy-duty mounting hardware, ensuring a firm and stable fit. The hub also features a built-in fan clutch, which ensures the fan engages at the appropriate engine temperature, providing effective cooling when you need it most.

The STUD BOY 4505-S678851-95 Deuce Bar 4.5 fan is not only designed for superior performance, but also for easy installation. The fan comes with all necessary hardware and detailed instructions, making the installation process quick and hassle-free. Plus, the fan's sleek design adds a touch of style to your ATV, making it a great choice for both functional and aesthetic reasons.

In summary, the STUD BOY 4505-S678851-95 Deuce Bar 4.5 fan is an excellent investment for your 2002 and 2003 Polaris 440 Pro. With its durable construction, reverse pitch blades, easy installation, and stylish design, this fan is sure to provide superior cooling performance and enhance the overall riding experience.

The Stud Boy 4505-S678851-95 Deuce Bar 4.5 is a fan cooling system designed for the Polaris 440 Pro ATV models from 2002 and 2003. Here are some pros and cons of purchasing this fan:

1. Designed specifically for the Polaris 440 Pro models, ensuring a perfect fit.

2. Replacing the stock fan with an aftermarket fan like the Stud Boy can lead to improved cooling efficiency and longer engine life.

3. The Deuce Bar 4.5 design features a larger fan diameter than the stock fan, allowing for more airflow and better cooling.

4. This fan is made of high-quality materials, ensuring durability and long-lasting performance.

5. The installation process is relatively straightforward, with clear instructions provided by the manufacturer.

1. The cost of the Stud Boy fan is higher than the stock fan, which some may find to be a drawback.

2. Some users have reported that the fan blades can come loose over time, requiring frequent adjustments or replacements.

3. The fan may be louder than the stock fan due to the increased airflow, which could be a concern for some riders.

The Stud Boy 4505-S678851-95 Deuce Bar 4.5 is an excellent aftermarket cooling solution for the Polaris 440 Pro models from 2002 and 2003. While it comes with some cons, such as a higher cost and potential for loose fan blades, the benefits, including improved cooling efficiency and durability, make it worth considering for those looking to enhance their ATV's performance and longevity.

If you are looking to upgrade the cooling system on your Polaris 440 Pro ATV from 2002 or 2003, the Stud Boy 4505-S678851-95 Deuce Bar 4.5 is a solid choice. Just be sure to follow the installation instructions carefully and keep an eye on the fan blades for any signs of looseness.

Details:

This is helpful if you are buying multiple items. 2002 - 2003 Polaris 440 pro x fan. Dual cutting carbides on each runner.: brand: Stud Boy, model number: 4505-S678851-95.

Parts without fitment are to be assumed universal and may require vehicle modification. One piece design is very durable and has proven long life extended miles capabilities. Utilizes the design benefit of original sharper bars concave sides. Stud Boy deuce bar - 4.5in.

Unique design will not clog with snow, ice, rocks or snag obstacles. Eliminates traditional dual runner type drag. Sold each, must order 2 per machine. I need to exchange an item.

Creates its own groove offering the advantage of no darting.

specifications snowskirunn:

• for models: 440
• for makes: Polaris
• for years: 2002–2003
• brand: Stud Boy
• mpn: 4505-s678851-95
• part type: Fan Bar

returns snowskirunn:

• policy: returns accepted
• time: 30 days
• paid by: seller

general snowskirunn:

• category: Snowmobile Parts > Skis Runners

payments snowskirunn:

• credit card: discover
• wallet: google-pay
• other

shipping snowskirunn:

• transit: 3-6 days
• class: standard
• type: fixed
• service: standard

seller snowskirunn:

• rating: 99.9%
• city: san marcos, ca
• # reviews: 84302

offer snowskirunn:

• options: ship-to-home
• sold #: 15
• price: $96.50
• item condition: New
• in stock #: 1
• started: may 1, 2026
• availability: in stock