Description
- Anatomically engineered, pre-curved arms and legs provide an enhanced fit and an optimum position while driving
- Formula 1-derived, super-light Nomex® stretch panels strategically positioned on the lumbar area, elbows, knees, and crotch provide enhanced flexibility
- New, enhanced breathability areas on torso, sides, and under arms, for improved ventilation
- Alpinestars’ all-new extraction handle design from Formula 1 provides an effective safety feature for the extraction of the driver in the event of a crash
- Lightweight knitted cuffs for reduced weight and maximum comfort
- Soft collar with knit fabric and secure hook and loop closure for improved comfort
- Printed logos help maintain suit’s material integrity and reduce weight
- Thigh pockets for convenient, unobtrusive storage
- Athletic-Regular fit design
- Certification/Homologation: SFI 3.2A/5
- The GP Tech V4 Suit features an outer shell twill material developed exclusively for Alpinestars which is combined with an innovative aramidic base knit lining for optimum levels of comfort, protection, and lightweight. Ventilation levels are further enhanced by the breathable panels on the sides of the suit
- The GP Tech V4 also incorporates lightweight stretchable panels on the lower back, elbows, crotch, and knees to provide drivers with greater levels of flexibility and freedom of movement both in and out of the car
- Elastic waist construction for belt cinch fit
- New advanced three-layer, super-lightweight construction assembly for breathability, maximum comfort, and effective regulation of body temperature
- Premium YKK metal zipper with Alpinestars zipper pullers, plus double slider for a versatile and customizable fit
- Color: Black/White
- Homologation: SFI 3.2A/5
- Sizes: 44 | 46 | 48 | 50 | 52 | 54 | 56 | 58 | 60
- Brand: Alpinestars
- Model: GP Tech V4 Bootcut
- Type: Auto racing suit
- FIA Rating: None
- SFI Rating: SFI 3.2A/5
- Layers: 3
- Outer Shell: Aramidic twill (Nomex®)
- Lining: Aramidic knit
- Leg Cut: Bootcut
- Fit: Athletic-Regular
- Color Options: Black/White
- Sizing: Euro (Alpinestars)
- Primary Use: Auto Racing
Measurements are in inches (body measurements, not garment measurements). Measure chest under the armpits, waist at the navel, hips at the fullest part, and inseam from crotch to floor.
| Size | Chest | Waist | Hips | Inseam | Height |
|---|---|---|---|---|---|
| 44 | 33 7/8–35 3/8 | 28 3/8–29 7/8 | 34 1/4–35 7/8 | 29 1/2–29 7/8 | 65–66 1/8 |
| 46 | 35 3/8–37 | 29 7/8–31 1/2 | 35 7/8–37 3/8 | 30 1/4–30 3/4 | 66 1/2–67 3/4 |
| 48 | 37–38 5/8 | 31 1/2–33 1/8 | 37 3/8–39 | 31 1/8–31 1/2 | 68 1/8–69 1/4 |
| 50 | 38 5/8–40 1/8 | 33 1/8–34 5/8 | 39–40 1/2 | 31 7/8–32 1/2 | 69 3/4–70 7/8 |
| 52 | 40 1/8–41 3/4 | 34 5/8–36 1/4 | 40 1/2–42 1/8 | 32 5/8–33 1/8 | 71 1/4–72 1/2 |
| 54 | 41 3/4–43 1/4 | 36 1/4–37 3/4 | 42 1/8–43 3/4 | 33 1/2–33 7/8 | 72 7/8–74 |
| 56 | 43 1/4–44 7/8 | 37 3/4–39 3/8 | 43 3/4–45 1/2 | 34 1/4–34 5/8 | 74 3/8–75 5/8 |
| 58 | 44 7/8–46 1/2 | 39 3/8–41 | 45 1/2–46 7/8 | 35–35 3/8 | 75 5/8–76 3/4 |
| 60 | 46 1/2–48 | 41–42 1/2 | 46 7/8–48 3/8 | 35–35 3/8 | 75 5/8–76 3/4 |
Alpinestars suits run approximately one size smaller than Sparco (example: a Sparco 58 is roughly an Alpinestars 56). If you fall between sizes, choose the larger size, or call UPR Racing Supply for expert sizing help.
Any questions?
If we still haven't answered your question, you can contact us below and we will get back to you as soon as possible.


