Back to Top

WARNING: California’s Proposition 65

HJC i11 Adult Street Helmets
$179.99 to $184.99
HJC i11 Adult Street Helmets-0810
COLOR:
SIZE:

HJC i11 Adult Street Helmets

The HJC i11 Helmet delivers a race-inspired fit paired with the aerodynamic shaping and ventilation that sport riders rely on. Its streamlined shell is engineered to reduce lift and drag at speed, while the lightweight construction and efficient airflow system keep you comfortable whether you’re pushing through long highway stretches or carving through quick weekend sprints. With every twist of the throttle, you get dependable protection supported by features like a photochromic-ready visor system and emergency quick-release cheek pads. Sport-focused, tech-ready, and built for all-out riding—the i11 is made to perform when the pace picks up.

  • Advanced Polycarbonate Compound (APC) shell
  • Three intake vents and five exhaust ports for maximum airflow
  • Improved mouth vent enhances defogging and breathability
  • Photochromic ShadeX visor compatible (sold separately)
  • Moisture wicking liner is quick drying and odor resistant
  • Emergency quick-release cheek pads for added safety
  • SMART HJC Bluetooth ready (Bluetooth unit sold separately)
  • Standards: Snell M2025D & DOT FMVSS 218 Approved
  • Weight: 3.315 lbs / 1521 grams (approx, based on size medium solid color)
  • Colors: Black, White, Semi-Flat Black, Nardo Gray
  • Sizes: X-Small, Small, Medium, Large, X-Large, 2X-Large
  • SKU: 0810-0177, 0810-0178, 0810-0179, 0810-0180

Shoei Helmets Mens Size Chart


HOW TO DETERMINE YOUR HELMET SIZE

(H) HEAD

Wrap a cloth measuring tape around your head just above your eyebrows and ears. Pull the tape comfortably snug, read the length, repeat for good measure and use the largest measurement.

SIZE HEAD (CM) HAT SIZE HEAD (IN)
2XS 51 - 52 6 3/8 - 6 1/2 20 1/8 - 20 1/2
XS 53 - 54 6 58 - 6 34 20 78 - 21 14
SM 55 - 56 6 78 - 7 21 58 - 22
MD 57 - 58 7 18 - 7 14 22 12 - 22 78
LG 59 - 60 7 38 - 7 12 23 14 - 23 58
XL 61 - 62 7 58 - 7 34 24 - 24 38
2XL 63 - 64 7 78 - 8 24 34 - 25 18
3XL 65 - 66 8 18 - 8 14 25 58 - 26
4XL 67 – 68 8 38 - 8 12 26 38 - 26 3/4
5XL 69 – 70 8 34 - 8 34 27 14 - 27 5/8
SIZE HEAD (CM) HAT SIZE HEAD (IN)
XS 54 – 55 6 3/4 - 6 7/8 21 1/4 - 21 5/8
S 55 – 56 6 78 - 7 21 58 - 22
M 57 – 58 7 18 - 7 1/4 22 12 - 22 7/8
L 58 – 59 7 14 - 7 38 22 78 - 23 14
XL 60 – 61 7 12 - 7 58 23 58 - 24
2XL 62 – 63 7 34 - 7 78 2438 - 24 3/4
3XL 64 – 65 8 - 8 1/8 25 14 - 25 58
SIZE HEAD (CM) HAT SIZE HEAD (IN)
XS 54 – 55 6 3/4 - 6 7/8 21 1/4 - 21 5/8
S 56 – 57 7 - 718 22 - 2212
M 58 – 59 7 14 - 73/8 22 78 - 231/4
L 60 – 61 7 12 - 7 58 2358 - 24
XL 62 – 63 734 - 2478 2338 - 243/4
2XL 63 – 64 8 - 818 2514 - 255/8
3XL 65 – 66 81/8 - 81/4 2558 - 26
4XL 67 – 68 83/8 - 81/2 2638 - 263/4
5XL 69 – 70 83/4 - 83/4 2714 - 275/8

Shoei Helmets Mens Size Chart


HOW TO DETERMINE YOUR HELMET SIZE

(H) HEAD

Wrap a cloth measuring tape around your head just above your eyebrows and ears. Pull the tape comfortably snug, read the length, repeat for good measure and use the largest measurement.

SIZE HEAD (CM) HAT SIZE HEAD (IN)
YOUTH S 49 – 50 61/8 - 61/4 191/4 - 193/4
YOUTH M 51 – 52 638 - 612 20 - 2012
YOUTH L 53 – 54 658 - 63/4 2078 - 211/4
YOUTH S/M 49 – 50 618 - 614 1914 - 1934
YOUTH L/XL 63/8 - 61/2 638 - 612 20 - 2012

New or Brand New - Brand new item in original packaging (original manufacturer's warranty may apply).

Refurbished - Professionally restored and in perfect working condition. Original packaging may be missing or slightly damaged.

Used - Item has seen limited use but remains in good working condition. May show some limited signs of wear with small scratches or cosmetic blemishes. May arrive with damaged packaging or be repackaged.

Refurbished, Without Tags - Same as refurbished. Item may arrive with mising labels or tags.

Refurbished, Last Call - Same as refurbished. Last call or closeout item.

Product Image Color Size SKU Availability Price
Black Black X-Small 0810-0177-03-HH Out of Stock $179.99
Black Black Small 0810-0177-04-HH In Stock $179.99
Black Black Medium 0810-0177-05-HH In Stock $179.99
Black Black Large 0810-0177-06-HH In Stock $179.99
Black Black X-Large 0810-0177-07-HH In Stock $179.99
Black Black 2X-Large 0810-0177-08-HH Out of Stock $184.99
White White X-Small 0810-0178-03-HH Out of Stock $179.99
White White Small 0810-0178-04-HH Out of Stock $179.99
White White Medium 0810-0178-05-HH In Stock $179.99
White White Large 0810-0178-06-HH In Stock $179.99
White White X-Large 0810-0178-07-HH Out of Stock $179.99
White White 2X-Large 0810-0178-08-HH Out of Stock $184.99
Semi-Flat Black Semi-Flat Black X-Small 0810-0179-03-HH Out of Stock $179.99
Semi-Flat Black Semi-Flat Black Small 0810-0179-04-HH In Stock $179.99
Semi-Flat Black Semi-Flat Black Medium 0810-0179-05-HH In Stock $179.99
Semi-Flat Black Semi-Flat Black Large 0810-0179-06-HH In Stock $179.99
Semi-Flat Black Semi-Flat Black X-Large 0810-0179-07-HH In Stock $179.99
Semi-Flat Black Semi-Flat Black 2X-Large 0810-0179-08-HH In Stock $184.99
Nardo Gray Nardo Gray X-Small 0810-0180-03-HH Out of Stock $179.99
Nardo Gray Nardo Gray Small 0810-0180-04-HH Out of Stock $179.99
Nardo Gray Nardo Gray Medium 0810-0180-05-HH Out of Stock $179.99
Nardo Gray Nardo Gray Large 0810-0180-06-HH Out of Stock $179.99
Nardo Gray Nardo Gray X-Large 0810-0180-07-HH Out of Stock $179.99
Nardo Gray Nardo Gray 2X-Large 0810-0180-08-HH Out of Stock $184.99

Recently Viewed Products