1. Introduction
This manual provides essential information for the proper installation, maintenance, and care of your HOSTILE H109 Alpha UTV Wheel. Please read these instructions thoroughly before attempting any installation or maintenance procedures. Adherence to these guidelines will help ensure the longevity and optimal performance of your wheel.
2. Product Overview
The HOSTILE H109 Alpha UTV Wheel is designed for utility terrain vehicles, offering a combination of durability and specific fitment characteristics. This section details the key features and components of your wheel.

Figure 1: Front view of the HOSTILE H109 Alpha UTV Wheel. This image displays the satin black finish with milled accents on the spokes and outer lip, highlighting the central hub and bolt holes.
Key Features:
- Brand: HOSTILE
- Style: H109 Alpha UTV
- Size: 15x7 inches
- Bolt Pattern: 4x137
- Offset: +13mm
- Backspacing: 4.4 inches
- Hub Bore: 110.2mm
- Finish: Satin Black/Milled
Note: Lug nuts are not included with the wheel and must be purchased separately, ensuring they match your vehicle's specifications and the wheel's bolt pattern.

Figure 2: Angled view of the HOSTILE H109 Alpha UTV Wheel. This perspective provides a better understanding of the wheel's depth and the intricate design of the spokes and outer rim details.
3. Safety Information
Always prioritize safety when handling and installing wheels. Improper installation can lead to serious injury or vehicle damage.
- Wear appropriate personal protective equipment (PPE), including gloves and eye protection.
- Ensure the vehicle is securely supported on jack stands before removing or installing wheels. Never rely solely on a jack.
- Verify that the wheel's specifications (size, bolt pattern, offset, hub bore) match your vehicle's requirements.
- Do not use damaged or incorrect lug nuts.
- If you are unsure about any step, consult a qualified professional.
4. Setup and Installation
Professional installation by a certified technician is highly recommended to ensure proper fitment, balancing, and safety. The following steps are general guidelines.
- Preparation: Ensure the vehicle is on a level surface, the parking brake is engaged, and the wheels are chocked. Loosen the lug nuts on the wheel to be replaced while the vehicle is still on the ground.
- Lifting the Vehicle: Safely lift the vehicle using a jack and secure it with jack stands. Remove the lug nuts and the old wheel.
- Hub Cleaning: Clean the vehicle's hub mounting surface thoroughly to remove any rust, dirt, or debris. A clean surface is crucial for proper wheel seating.
- Tire Mounting: Have a qualified tire shop mount and balance the appropriate UTV tire onto the new HOSTILE H109 Alpha wheel. Ensure the tire is correctly seated and inflated to the manufacturer's recommended pressure.
- Wheel Installation: Carefully place the new wheel onto the vehicle's hub, aligning the bolt holes. Install the lug nuts by hand, ensuring they thread smoothly.
- Initial Tightening: Lower the vehicle until the tire just touches the ground. Using a torque wrench, tighten the lug nuts in a star pattern to the vehicle manufacturer's specified torque.
- Final Tightening: Fully lower the vehicle. Perform a final torque check on all lug nuts in a star pattern to the vehicle manufacturer's specified torque.
- Re-torque: After the first 50-100 miles of driving, re-torque all lug nuts to ensure they remain securely fastened.
5. Usage Considerations
While wheels do not have an 'operating' procedure in the traditional sense, proper usage and care are vital for performance and safety.
- Tire Pressure: Maintain correct tire pressure as specified by your UTV manufacturer. Incorrect pressure can affect handling, tire wear, and wheel integrity.
- Load Capacity: Do not exceed the maximum load capacity of the wheel or tire.
- Driving Conditions: Be mindful of driving conditions. While UTV wheels are robust, extreme impacts can cause damage.
6. Maintenance
Regular maintenance helps preserve the appearance and structural integrity of your HOSTILE H109 Alpha UTV Wheel.
- Cleaning: Clean wheels regularly with mild soap and water. Avoid harsh chemicals, abrasive cleaners, or stiff brushes that can damage the finish. Rinse thoroughly and dry with a soft cloth.
- Inspection: Periodically inspect wheels for any signs of damage, such as cracks, bends, or deep scratches. Check for loose or missing lug nuts.
- Torque Check: Regularly check the torque of your lug nuts, especially after off-road use or significant temperature changes.
7. Troubleshooting
This section addresses common issues that may arise with UTV wheels.
- Vibration: If you experience vibration, it could indicate an unbalanced tire, a bent wheel, or loose lug nuts. Have the wheels and tires inspected and re-balanced by a professional. Check lug nut torque.
- Air Loss: If a tire is losing air, check for punctures, a damaged valve stem, or improper bead seating. A professional tire shop can diagnose and repair these issues.
- Visible Damage: Any visible cracks, bends, or significant dents on the wheel require immediate attention. Do not use a damaged wheel; it must be replaced.
8. Specifications
| Specification | Value |
|---|---|
| Brand | HOSTILE |
| Model | H109 Alpha UTV |
| Wheel Size | 15 Inches |
| Item Diameter | 15 Inches |
| Width | 7 Inches |
| Bolt Pattern (PCD) | 4x137 Millimeters |
| Offset | +13 Millimeters |
| Backspacing | 4.4 Inches |
| Hub Bore | 110.2 Millimeters |
| Finish | Satin Black/Milled |
| Vehicle Service Type | UTV |
| Item Weight | 21 pounds |
| Manufacturer Part Number | H109-1570413744M |
| UPC | 842213135519 |
9. Warranty and Support
For information regarding warranty coverage, claims, or technical support for your HOSTILE H109 Alpha UTV Wheel, please refer to the official HOSTILE website or contact the authorized seller from whom the product was purchased. Keep your proof of purchase for any warranty inquiries.