1. Introduction
This manual provides detailed instructions for the assembly, operation, maintenance, and troubleshooting of your VITESSE Big and Tall Gaming Chair, model gc-1. Please read this manual thoroughly before assembly and use to ensure proper function and safety.

Image 1.1: Front view of the VITESSE Big and Tall Gaming Chair.
2. Safety Information
For your safety and to prevent damage to the product, please observe the following:
- This chair is designed for users with a maximum weight of 400 pounds (181 kg). Exceeding this limit may compromise stability and safety.
- Ensure all bolts and screws are securely tightened before initial use and periodically check for tightness.
- Do not stand on the chair.
- Avoid placing heavy objects on the chair's backrest or armrests.
- Keep hands and fingers clear of moving parts during adjustment.
- Use the chair on a flat, stable surface.
- The chair is constructed with a sturdy steel frame and an SGS certified gas lift for stability and durability.
3. Package Contents
Before assembly, verify that all components are present and undamaged. If any parts are missing or damaged, please contact customer support.
- Backrest
- Seat Cushion with Footrest Mechanism
- Armrests (2)
- Star Base
- Casters (5)
- Gas Lift Cylinder
- Gas Lift Cover
- Mechanism Plate
- Lumbar Support Pillow
- Headrest Pillow
- Hardware Pack (screws, washers, Allen key)

Image 3.1: All components included in the package.

Image 3.2: Key functional components for stability and durability.
4. Assembly Instructions
The VITESSE gaming chair is designed for hassle-free assembly. A detailed instruction manual with diagrams is included in your package. Follow these general steps:
- Assemble the Base: Insert the five casters into the holes on the star base. Place the gas lift cylinder into the center hole of the star base, then cover it with the gas lift cover.
- Attach Mechanism to Seat: Secure the mechanism plate to the underside of the seat cushion using the provided screws. Ensure the front of the mechanism faces the front of the seat.
- Attach Armrests: Fasten the armrests to the seat cushion using the designated screws.
- Connect Seat to Base: Carefully place the assembled seat onto the gas lift cylinder.
- Attach Backrest: Align the backrest with the seat and secure it using the remaining screws.
- Install Pillows: Attach the headrest and lumbar support pillows as desired.
Periodically check all connections to ensure they remain tight.
5. Operating Instructions
Your VITESSE gaming chair offers multiple adjustments for personalized comfort.
5.1. Seat Height Adjustment
To adjust the seat height, pull the lever located under the right side of the seat upwards. While seated, lift your weight off the chair to raise the seat. To lower the seat, remain seated and pull the lever upwards.

Image 5.1: Illustration of seat height adjustment.
5.2. Backrest Recline
The backrest can recline between 90° and 155°. Pull the recline lever on the right side of the chair upwards and lean back to your desired angle. Release the lever to lock the backrest in position.

Image 5.2: Backrest recline functionality.

Image 5.3: Reclining function with footrest extended.
5.3. Retractable Footrest
To extend the footrest, pull it out from underneath the seat. To retract, push it back until it is fully stored.

Image 5.4: Steps for activating the retractable footrest.
5.4. Linkage Armrests
The innovative linkage armrests move in conjunction with the backrest's angle adjustment, ensuring continuous arm support regardless of recline position.

Image 5.5: Detail of the linkage armrest.
5.5. Ergonomic Support (Headrest & Lumbar Pillow)
The oversized memory foam neck and lumbar support pillows are designed to enhance comfort and promote correct posture. Both cushions are easily removable for personalized adjustment.

Image 5.6: Ergonomic head and spinal support features.

Image 5.7: Lumbar and neck support cushions.
5.6. Wingless Seat Design
The seat cushion features a wingless design, providing a wider seating area for increased freedom of movement and compatibility with various body types. The thicker padding ensures a softer and more durable feel.

Image 5.8: Detail of the comfortable wingless cushion.

Image 5.9: Comparison of wingless cushion vs. flanged cushion.
6. Maintenance
Regular maintenance will prolong the life and appearance of your VITESSE gaming chair.
- Cleaning: Wipe the chair's surface with a soft, damp cloth. For stubborn stains, use a mild soap solution and dry immediately. Avoid harsh chemicals or abrasive cleaners.
- Hardware Check: Periodically inspect all screws and bolts to ensure they are tight. Re-tighten if necessary to maintain stability.
- Caster Care: Clean any debris (hair, dust) from the casters to ensure smooth movement.
- Gas Lift: The gas lift is maintenance-free. If you experience issues with height adjustment, refer to the troubleshooting section.
7. Troubleshooting
If you encounter any issues with your chair, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Chair wobbles or feels unstable | Loose screws or bolts. Uneven floor surface. | Check and tighten all assembly screws. Move chair to a level surface. |
| Gas lift not adjusting height | Lever not engaged properly. Gas lift malfunction. | Ensure the height adjustment lever is fully pulled. If issue persists, contact customer support. |
| Casters not rolling smoothly | Debris caught in casters. | Turn the chair over and remove any hair, dust, or debris from the caster wheels. |
| Backrest not reclining or locking | Recline lever not fully engaged. Mechanism obstruction. | Ensure the recline lever is pulled completely. Check for any obstructions in the recline mechanism. |
If these solutions do not resolve the issue, please contact VITESSE customer support.
8. Specifications
| Feature | Detail |
|---|---|
| Brand | VITESSE |
| Model Name | gc-1 |
| Color | Black |
| Product Dimensions | 20.6"D x 29.2"W x 52"H (52.3cm D x 74.2cm W x 132cm H) |
| Seat Depth | 20.6 inches (52.3 cm) |
| Maximum Weight Recommendation | 400 Pounds (181 kg) |
| Recommended Height | 5'1" - 6'2" |
| Back Style | Solid Back |
| Special Features | Adjustable Backrest, Adjustable Headrest, Adjustable Height, Ergonomic, Head Support, Retractable Footrest, Linkage Armrests |
| Reclining Position Count | 6 (90°-155° range) |
| Fill Material | Memory Foam |
| Frame Material | Sturdy Steel Frame |
| Gas Lift | SGS Certified |
| Base Material | Heavy-Duty Nylon Base |
| Item Weight | 44.4 pounds (20.1 kg) |
| Recommended Uses | Gaming, Office, Relaxing |

Image 8.1: Detailed product dimensions.
9. Warranty and Customer Support
VITESSE is committed to providing exceptional support for its products.
- Returns and Exchanges: The product is eligible for hassle-free returns and exchanges within 30 days of purchase.
- Customer Service: For any questions, concerns, or assistance with assembly or operation, please contact VITESSE customer service. Refer to your purchase documentation for contact details.
10. Official Product Videos
No official product videos from the seller are available for this model at this time.