Motorcycle Helmet and Apparel Fitting Guide

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Choose a manufacture below for sizing information:
Shoei Helmets  Bell Helmets  HJC Helmets  KBC Helmets  Nolan Helmets  Vega Helmets  Suomy Helmets Scorpion Helmets

Biker's Choice Helmets  Novelty Helmets Icon Helmets  Joe Rocket Apparel  Gericke Apparel  Teknic Apparel
Tourmaster Apparel  Teknic Apparel  Alpinestars Apparel

SHOEI SIZING CHART
HAT SIZE METRIC (cm)
6-3/8 XX-Small     51
6-1/2     52
6-5/8 X-Small     53
6-3/4     54
6-7/8 Small     55
7     56
7-1/8 Medium     57
7-1/4     58
7-3/8 Large     59
7-1/2     60
7-5/8 X-Large     61
7-3/4     62
7-7/8 XX-Large     63
8     64
8-1/8 XXX-Large     65
8-1/4     66

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Bell Helmet Sizing

YOUTH HELMET SIZE HEAD CIRC IN INCHES HEAD CIRC IN CM HAT SIZE
YOUTH SMALL 19 1/2-20 50-51 5 7/8-6 1/8
YOUTH MEDIUM 20-20 1/2 51-52 6 1/8-6 3/8
YOUTH LARGE 20 1/2-21 52-53 3 3/8-6 5/8
ADULT HELMET SIZE HEAD CIRC IN INCHES HEAD CIRC IN CM HAT SIZE
XSMALL 20 7/8-21 1/4 53-54 6 5/8-6 3/4
SMALL 21 5/8-22 55-56 6 7/8-7
MEDIUM 22 3/8-22 3/4 57-58 7 1/8-7 1/4
LARGE 23 1/4-23 5/8 59-60 7 3/8-7 1/2
XLARGE 24-24 3/8 61-62 7 5/8-8
XXLARGE 24 3/4-25 1/4 63-64 7 7/8-8

 

 

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Scorpion Helmet Sizing

ADULT HELMET SIZE HEAD CIRC IN INCHES HEAD CIRC IN CM HAT SIZE
XSMALL 20 7/8-21 1/4 53-54 6 5/8-6 3/4
SMALL 21 5/8-22 55-56 6 7/8-7
MEDIUM 22 3/8-22 3/4 57-58 7 1/8-7 1/4
LARGE 23 1/4-23 5/8 59-60 7 3/8-7 1/2
XLARGE 24-24 3/8 61-62 7 5/8-8
XXLARGE 24 3/4-25 1/4 63-64 7 7/8-8

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HJC SIZING CHART
HAT SIZE METRIC (cm)
6-3/8
6-1/2
Youth SM/MD
4-7 yrs old
51
52
6-5/8
6-3/4
Youth LG/XL
8-12 yrs old
53
54
6-3/8 XX-Small 51
6-1/2 52
6-5/8 X-Small 53
6-3/4 54
6-7/8 Small 55
7 56
7-1/8 Medium 57
7-1/4 58
7-3/8 Large 59
7-1/2 60
7-5/8 X-Large 61
7-3/4 62
7-7/8 XX-Large 63
8 64
8-1/8 XXX-Large 65
8-1/4 66

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KBC SIZING CHART
SIZE   Inches
7 Small 21-3/4”–22-3/8”
7¼ Medium 22-1/2”–23-1/8”
7½ Large 23-1/4”–24”
7¾ X-Large 24-1/8”–24-7/8”
8 XX-Large 25”–25-5/8”

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NOLAN SIZING CHART
SIZE   Inches
6 7/8 Small 21”–21-5/8”
7 1/8 Medium 21-3/4”–22-3/8”
7 3/8 Large 22-1/2”–23-1/8”
7 5/8 X-Large 23-1/4”–24”

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Vega Helmet Sizing Chart

Youth Small

19.15 in. - 19.50 in.

49 cm -50 cm

Youth Medium

20.10 in. - 20.45 in.

51 cm -52 cm

Youth Large

20.87 in. - 21.26 in.

53 cm -54 cm

Adult XS

20.87 in. - 21.26 in.

53 cm -54 cm

Adult S

21.65 in. - 22.05 in.

55 cm -56 cm

Adult M

22.44 in. - 22.83 in.

57 cm -58 cm

Adult L

23.23 in. - 23.62 in.

59 cm -60 cm

Adult XL

24.02 in. - 24.41 in.

61 cm -62 cm

Adult XXL

24.80 in. - 25.20 in.

63 cm -64 cm

Adult XXXL

25.60 in. - 26.00 in.

65 cm - 66cm

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SUOMY SIZING CHART
HAT SIZE METRIC (cm)
6-1/2 X-Small 52
6-5/8 53
6-3/4 Small 54
6-7/8 55
7 Medium 56
7-1/8 57
7-1/4 Large 58
7-3/8 59
7-1/2 X-Large 60
7-5/8 61
7-3/4 XX-Large 62
7-7/8 63

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BIKER'S CHOICE SIZING CHART
HAT SIZE METRIC (cm)
6-1/2 X-Small 52
6-5/8 53
6-3/4 Small 54
6-7/8 55
7 Medium 56
7-1/8 57
7-1/4 Large 58
7-3/8 59
7-1/2 X-Large 60
7-5/8 61
7-3/4 XX-Large 62
7-7/8 63

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ICON SIZING CHART
HAT SIZE METRIC (cm)
6-5/8 X-Small 53
6-3/4 54
6-7/8 Small 55
7 56
7-1/8 Medium 57
7-1/4 58
7-3/8 Large 59
7-1/2 60
7-5/8 X-Large 61
7-3/4 62
7-7/8 XX-Large 63
8 64

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NOVELTY SIZING CHART
HAT SIZE METRIC (cm)
6-7/8 Small 55
7 56
7-1/8 Medium 57
7-1/4 58
7-3/8 Large 59
7-1/2 60
7-5/8 X-Large 61
7-3/4 62
7-7/8 XX-Large 63
8 64

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Joe Rocket Sizing Charts

Men's Jackets Chest Waist Sleeve Inseam
X-Small 34-36 26-29 31 31.5
Small 38-40 29-32 32 31.75
Medium 42-44 30-33 32.5 32
Large 44-46 34-35 33.5 33
X-Large 46-48 36-38 35 34
2X-Large 50-52 38-40 36 35
3X-Large 52-54 40-42 36.5 35.5

For tall sizes: Add 2" to inseam and 1" to sleeve measurements.

Ladies Jackets
X-Small
6
Small
8
Medium
10-12
Large
12-14
X-Large
16-18
Chest
33
34.5-35.5
36-37.5
38-40
41-43
Waist
 
25.5
26-27.5
28-30
31.5-33
33-35
Hip/Seat
 
34.5-35
36
37-39
41
43-45
Sleeve
30
30-31
31-32
32-33
33
Inseam
29-30
30-31.5
31.5
32
 33-34

 

Suit Sizing 40 42 44 46 48
Chest 38-40 42-43 44-45 46-47 48-50
Waist 30-32 32-33 34 36-37 38-40
Sleeve 31 32 33 34 34.5-35
Inseam 26 27 29 31 33
App. Height 5'2"-5'9" 5'4"-5'11" 5'6"-6'0" 5'8"-6'1" 5'10"-6'2"
App. Weight 125-130 130-145 145-160 160-175 175-190

Inseam measurements on 1 and 2 piece suits run from crotch to above ankle bone.

GLOVE SIZING
Measure around hand at fullest point, excluding thumb. Use chart and illustration to determine size.
 
SM 6 1/2" to 7"
MED 7 1/2" to 8"
LG 8 1/2" to 9"
XL 9 1/2" to 10"
XXL 10" to PLUS

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 Gericke Fit Chart
Men's   Women's
Size Jackets Pants   Size Jackets Pants
Small 34-36 28-30   Small 32-34 6-8
Medium 38-40-42 32-34   Medium 36-38 10-12-14
Large 44-46-48 36-38-40   Large 40-42 16-18
X-Large 50-52 42-Up