How to choose my karting suit?

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Sizing chart for the Sparco Karting Suits:

S M L XL XXL XXXL
46 48 50 52 54 56 58 60 62 64 66
WEIGHT (kg) 60 66 72 78 84 90 96 102 108 114 120
HEIGHT (cm) 167/171 170/173 173/176 176/179 179/182 182/185 185/188 188/191 191/194 194/197 197/200
CHEST (cm) 92 96 100 104 108 112 116 120 124 128 132
WAISTLINE 80 84 88 92 96 100 104 108 112 116 120
HIPS (cm) 92 96 100 104 108 112 116 120 124 128 132

Sizing chart for the GT2i Karting Suits:

XS S M L XL XXL XXXL
50 52 54 56 58 60 62
WEIGHT (kg) 76 80 84 90 96 102 108
HEIGHT (cm) 173-178 1177-182 180-185 183-188 187-192 193-198 198-203
CHEST LENGTH (cm) 66 68 71 74 76 79 79
CHEST (cm) 99-102 104-107 109-112 114-117 119-122 124-127 129-132
BACK (cm) 36 38 38 41 41 43 43
ARM (cm) 87 89 91 94 97 99 99
WAISTLINE (cm) 71 76 81 86 91 96 101
HIPS (cm) 108 111 114 117 119 123 124
EXT LEG (cm) 108 110 112 114 116 119 119
INT LEG (cm) 82 83 86 86 89 89 91

Sizing chart for the Alpinestars Karting Suits:

XXS XXS-XS XS S S-M M-L L XL XL-XXL XXL 3XL 3XL-4XL 4XL 5XL
40 42 44 46 48 50 52 54 56 58 60 62 64 66
HEIGHT (cm) 150-156 156-163 163-167 167-171 171-175 171-175 175-179 179-183 183-187 187-191 191-195 195-199 195-199 195-199
CHEST (cm) 78-82 82-86 86-90 90-94 94-98 98-102 102-106 106-110 110-114 114-118 118-122 122-126 126-130 130-134
WAISTLINE 64-68 68-72 72-76 76-80 80-84 84-88 88-92 92-96 96-100 100-104 104-108 108-112 112-116 116-120
HIPS 79-83 83-87 87-91 91-95 95-99 99-103 103-107 107-111 111-115 115-119 119-123 123-127 127-131 131-136
THIGH (cm) 48-49 49-51 51-53 53-55 55-57 57-59 59-61 61-63 63-65 65-67 67-69 69-71 71-73 73-75
ARM (cm) 49-50 50-52 52-54 54-56 56-58 58-60 60-62 62-64 64-66 66-68 66-68 68-70 68-70 68-70
INT LEG (cm) 71-72 72-74 74-76 76-78 78-80 80-82 82-84 84-86 86-88 88-90 88-90 90-92 90-92 90-92

Sizing chart for the Sparco Youth Karting Suits:

AGE 6-7 8-9 10-11 12-13
SUIT SIZE 120 130 140 150
WEIGHT (kg) 20-23 24-28 29-36 37-44
HEIGHT (cm) 116-125 126-135 136-145 146-155
CHEST (circonference) (cm) 60-63 64-67 68-71 72-75
WAISTLINE 55-60 61-63 64-67 68-71
HIPS (cm) 69-71 72-75 76-79 80-83
THIGH (cm) 37-39 40-42 43-44 45-47
SHOULDERS (cm) 28-30 31-33 34-36 37-39
ARM (cm) 44-47 48-51 52-55 56-59
CHEST (length) (cm) 41-44 45-48 49-52 53-56
EXT LEG (cm) 61-71 75-79 83-87 91-95
INT LEG(cm) 52-54 57-60 63-66 69-72
BACK (cm) 29-31 32-34 35-37 38-41
NECK (cm) 32-34 34-36 37-39 40-42

Sizing chart for the Alpinestars Youth Karting Suits:

AGE 6 7-8 9-10 11-12
SUIT SIZE 120 130 140 150
HEIGHT (cm) 120-130 130-140 140-150 150-160
CHEST (circonference) (cm) 60.5-65.5 65.5-70.5 70.5-75.5 75.5-80.5
WAISTLINE 54-58 58-62 62-66 66-70
HIPS (cm) 68-72 72-76 75-80 80-84
THIGH (cm) 40-42 42-44 44-46 46-48
CROTCH (cm) 51.1-56.5 56.5-61.5 61.5-66.5 66.5-71.5
ARM (ext.) (cm) 40-44 44-48 48-52 52-56