Racetech RT4100HR Vinyl Racing Seat - Standard Size (RT4100HRV-110)
The Racetech RT4100HR Vinyl Racing Seat combines enhanced driver protection with all-weather durability, making it an excellent choice for off-road vehicles, open-cockpit race cars, and applications where exposure to the elements is a concern. Built around Racetech's proven RT4100HR platform, this seat features integrated head restraint wings for increased safety while maintaining the lightweight construction, comfort, and support that serious motorsport enthusiasts demand.
Constructed with a lightweight fiberglass shell and upholstered in durable marine-grade vinyl, the RT4100HRV is specifically designed to withstand wet and harsh operating environments. Advanced back-mount technology, derived from Racetech's flagship 119 and 129 Series seats, allows the seat to be mounted directly to the roll cage at shoulder level for added rigidity and support. Large harness guides, a removable molded base cushion, parallel side bolsters, and pronounced thigh support ensure excellent comfort and driver control during demanding driving conditions.
Features
- Lightweight fiberglass racing seat construction
- Integrated head restraint wings for enhanced safety
- Marine-grade vinyl upholstery for wet and outdoor environments
- Designed for off-road and open-air vehicle applications
- Standard-size shell for broad driver compatibility
- Advanced back-mount technology derived from Racetech's 119 and 129 Series
- Compatible with shoulder-level roll cage mounting
- Large harness guides for racing harness compatibility
- Removable molded base cushion
- Parallel side bolsters for improved support
- Pronounced thigh support for enhanced driver stability
- Compatible with Racetech side mount brackets
Benefits
- Provides enhanced head protection for motorsport applications
- Resists moisture and harsh environmental conditions
- Delivers exceptional driver support and comfort
- Fits a wide variety of vehicle cockpits
- Combines lightweight construction with long-term durability
Dimensions & Weight

| Dimension Reference | Measurement |
|---|---|
| A - External Width at Shoulders | 23.6" |
| B - Height from Base to Shoulder Wings | 22.0" |
| C - Internal Width at Hips | 15.0" |
| D - External Width Across Wings at Seat Front | 18.5" |
| E - Base Length | 19.7" |
| F - Maximum Height | 34.3" |
| G - Height from Base to Harness Guide | 24.8" |
| H - External Width at Head Restraint | 17.7" |
| I - Internal Width at Head Restraint | 12.6" |
| G - Height from Base to Head Restraint | 30.3" |
| K - Height from Base to Back Mounting Bosses | 22.0" |
| L - Maximum Length | 26.4" |
| M - Mounting Width (Side Mount) | 15.7" |
Dimensions correspond to the Racetech measurement diagram shown above.
Weight
- Shell Weight: 13.5 lbs
- Total Weight: 19.4 lbs
Certification
FIA 8855-1999 Approved
Ideal Applications
- Drag Racing Outlaw Cars
- No Prep Race Cars
- Door Slammers
- Road Racing Vehicles
- Track Day Cars
- Time Attack Vehicles
- Custom Motorsport Applications
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