Alpinestars Smx-6 Vented Men's Street Boots
$269.95
Black
COLOR:
SIZE:
  • Extremely protective, flexible and comfortable with excellent aerodynamics
  • Vented sections promote airflow into the boot
  • Durable hi-tech microfiber upper construction offering superb levels of flexibility
  • Front flex area is constructed with a soft TPU mesh with shaped reliefs for abrasion resistance and natural forward and back movements
  • Flexible accordion microfiber stretch at Achilles allows natural movement
  • Top gaiter follows leg contour and is made of flexible high-grade synthetic leather reinforced with PU for maintaining shape
  • Full length microfiber panel on inner side of the boot provides a smooth surface for excellent grip and feel against the bike and protects from abrasion and heat
  • Lightweight rubber compound sole offers excellent grip and feel and allows for natural flex as the rider changes position and pressure on the footpeg
  • Flexible, lightweight toe shifter allows feel for changing gears
  • Strategically positioned ventilation in heel and shin TPU guides air through the boot, on vented version
  • Separate internal bio-mechanical ankle brace works with the outer structure of the boot to form a protective system allowing full and free movement of the foot, ankle and leg
  • External TPU shin protection wraps around to outer calf and is engineered to spread and dissipate impact energy across the entire surface while remaining compact
  • Clip-on toe-slider provides feel and protects the outer toe box structure from abrasion (upgradeable to a magnesium slider)
  • Replaceable nylon heel plate slider protects from impact and reduces friction in the event of a crash
  • Outside entry/exit has stretch accordion panel for a close fit and ease of entrance and removal
  • Zip mounted on accordion stretch panel gives easy closure with excellent fit
  • Hook-and-loop tab lock the zip pull closed, keeping it flat and secure
  • Micro adjustable ratchet top closure stows tab end inside calf TPU
  • Supertech R is CE certified
Product Image
Color
Size
SKU
Availability
Price
Black
Black
39
3404-0789-HQ
Out of Stock
$269.95
Black
Black
40
3404-0790-HQ
Out of Stock
$269.95
Black
Black
41
3404-0791-HQ
Out of Stock
$269.95
Black
Black
42
3404-0792-HQ
Out of Stock
$269.95
Black
Black
43
3404-0793-HQ
Out of Stock
$269.95
Black
Black
44
3404-0794-HQ
In Stock
$269.95
Black
Black
45
3404-0795-HQ
Out of Stock
$269.95
Black
Black
46
3404-0796-HQ
Out of Stock
$269.95
Black
Black
47
3404-0797-HQ
Out of Stock
$269.95
Black
Black
48
3404-0798-HQ
Out of Stock
$269.95
Black
Black
49
3404-0799-HQ
Out of Stock
$269.95
Black
Black
50
3404-0800-HQ
Out of Stock
$269.95
White/Black/Red
White/Black/Red
36
3404-0801-HQ
Out of Stock
$269.95
White/Black/Red
White/Black/Red
39
3404-0804-HQ
Out of Stock
$269.95
White/Black/Red
White/Black/Red
41
3404-0806-HQ
Out of Stock
$269.95
White/Black/Red
White/Black/Red
42
3404-0807-HQ
Out of Stock
$269.95
White/Black/Red
White/Black/Red
43
3404-0808-HQ
Out of Stock
$269.95
White/Black/Red
White/Black/Red
44
3404-0809-HQ
Out of Stock
$269.95
White/Black/Red
White/Black/Red
45
3404-0810-HQ
Out of Stock
$269.95
White/Black/Red
White/Black/Red
46
3404-0811-HQ
Out of Stock
$269.95
White/Black/Red
White/Black/Red
47
3404-0812-HQ
Out of Stock
$269.95
White/Black/Red
White/Black/Red
48
3404-0813-HQ
Out of Stock
$269.95
White/Black/Red
White/Black/Red
49
3404-0814-HQ
Out of Stock
$269.95
White/Black/Red
White/Black/Red
50
3404-0815-HQ
Out of Stock
$269.95

Alpinestar Men Size Chart

HOW TO MEASURE

A | CHEST

Measure around the fullest part, under the armpits, keeping the tape horizontal.

B | WAIST

Measure around the natural waist line, inline with the navel, keeping the tape horizontal.

C | HIP

Measure around the fullest part of your hips, about 20cm below waist line, keeping the tape horizontal.

D | THIGH

Measure around the thigh just below the crotch, keeping the tape horizontal.

E | INSEAM

Stand against a wall, ask someone else to measure from the crotch to the bottom of your leg.

F | ARM LENGTH

Measure from shoulder (Humerus) to wrist.

G | HEIGHT

Stand against a wall, ask someone else to measure from the oor to the top of your head, keeping the tape vertical.

MEN'S APPAREL SIZE CHART (INCHES)

Euro Size 40 42 44 46 48 50 52 54 56 58 60 62 64
International Size XXS XXS | XS XS | S S S | M M | L L XL L | XL XL | XXL XXL XXL | 3XL 3XL | 4XL
U.S. Size 30 32 34 36 38 40 42 44 46 48 50 52 54
U.S. Pant Size 24 26 28 30 32 34 36 38 40 42 44 46 48
A | Chest (Inches) 30 3/4- 32 1/4 32 1/4- 33 7/8 33 7/8- 35 3/8 35 3/8- 37 37 - 38 5/8 38 5/8- 40 1/8 40 1/8- 41 3/4 41 3/4- 43 1/4 43 1/4- 44 7/8 44 7/8- 46 1/2 46 1/2- 48 48 - 49 5/8 49 5/8- 51 1/8
B | Waist (Inches) 25 1/4- 26 3/4 26 3/4- 28 3/8 28 3/8- 29 7/8 29 7/8- 31 1/2 31 1/2- 33 1/8 33 1/8- 34 5/8 34 5/8- 36 1/4 36 1/4- 37 3/4 37 3/4- 39 1/4 39 1/4- 41 41 - 42 1/2 42 1/2- 44 1/8 44 1/8- 45 5/8
C | Hip (Inches) 31 1/8- 32 5/8 32 5/8- 34 1/4 34 1/4- 35 7/8 35 7/8- 37 3/8 37 3/8- 39 39 - 40 1/2 40 1/2- 42 1/8 42 1/8- 43 3/4 43 3/4- 45 1/4 45 1/4- 46 7/8 46 7/8- 48 3/8 48 3/8- 50 50 - 51 5/8
D | Thigh (Inches) 19 3/8- 19 5/8 19 5/8- 20 1/8 20 1/2- 20 7/8 21 1/4- 21 5/8 22 - 22 1/2 22 7/8- 23 1/4 23 5/8- 24 24 3/8- 24 3/4 25 1/4- 25 5/8 26 - 26 3/8 26 3/4- 27 1/8 27 1/2- 28 28 3/8- 28 1/2
E | Inseam (Inches) 28 - 28 3/4 28 3/4- 29 1/8 29 1/2- 29 7/8 30 3/8- 30 3/4 31 1/8- 31 1/2 31 7/8 - 32 1/4 32 5/8 - 33 1/8 33 1/2 - 33 7/8 34 1/4 - 34 5/8 35 - 35 3/8 35 - 35 3/8 35 7/8 - 36 1/4 35 7/8 - 36 1/4
F | Outer Arm (Inches) 19 1/4 - 20 1/8 20 1/8 - 20 3/4 20 7/8 - 21 1/4 21 5/8 - 22 22 1/2 - 22 7/8 23 1/4 - 23 5/8 24 - 24 3/8 24 3/4 - 25 1/4 25 5/8 - 26 26 3/8 - 26 3/4 26 3/8 - 26 3/4 27 1/8 - 27 1/2 27 1/8 - 27 1/2
G | Height (Inches) 4'11" - 5'1" 5'2" - 5'4" 5'4" - 5'5 5'6" - 5'7" 5'7" - 5'8" 5'9" - 5'10" 5'11" - 6'" 6" - 6'2" 6'2" - 6'3" 6'3" - 6'5" 6'3" - 6'5" 6'5" - 6'6" 6'5" - 6'6"

MEN'S APPAREL SIZE CHART (CM)

Euro Size 40 42 44 46 48 50 52 54 56 58 60 62 64
International Size XXS XXS | XS XS | S S S | M M | L L XL L | XL XL | XXL XXL XXL | 3XL 3XL | 4XL
U.S. Size 30 32 34 36 38 40 42 44 46 48 50 52 54
U.S. Pant Size 24 26 28 30 32 34 36 38 40 42 44 46 48
A. 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
B. Waist (cm) 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
C. Hip (cm) 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
D. Thigh (cm) 48 - 49 50 - 51 52 - 53 54 - 55 56 - 57 58 - 59 60 - 61 62 - 63 64 - 65 66 - 67 68 - 69 70 - 71 72 - 73
E. Inseam (cm) 71 - 72 73 - 74 75 - 76 77 - 78 79 - 80 81 - 82 83 - 84 85 -86 87 - 88 89 - 90 89 - 90 91 - 92 91 - 92
F. Outer Arm (cm) 49 - 50 51 - 52 53 - 54 55 - 56 57 - 58 59 - 60 61 - 62 63 - 64 65 - 66 67 - 68 67 - 68 69 - 70 69 - 70
G. Height (cm) 150 - 156 157 - 163 164 - 167 168 - 171 172 - 175 176 - 179 180 - 183 184 - 187 188 - 191 192 - 195 192 - 195 196 - 199 196 - 199

Alpinestar Mens Size Chart

Europe 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
USA 3.5 4 5 6 6.5 7.5 8 9 9.5 10.5 11.5 12 12.5 13.5 14
Japan 22.5 23 24 25 25.5 26 26.5 27.5 28.5 29.5 30 30.5 31.5 32 33

Alpinestar Mens Size Chart

A | CHEST

Measure around the chest under the armpits, keeping the tape horizontal.

B | BUST

Measure around the fullest part of the bust, keeping the tape horizontal.

C | WAIST

Measure around the natural waist line, inline with the navel, keeping the tape horizontal.

D | HIP

Measure around the fullest part of your hips, about 20cm below waist line, keeping the tape horizontal.

E | THIGH

Measure around the thigh just below the crotch, keeping the tape horizontal.

F | INSEAM

Stand against a wall, ask someone else to measure from the crotch to the bottom of your leg.

G | ARM LENGTH

Measure from shoulder (Humerus) to wrist.

H | HEIGHT

Stand against a wall, ask someone else to measure from the floor to the top of your head, keeping the tape vertical.

Euro Size 36 38 40 42 44 46 48 50 52 54
International Size XXS XXS | XS XS | S M L L | XL XL | XXL XXL XXL | 3XL 3XL
U.S. Size 0 2 4 6 8 10 12 14 16 18
U.S. Pant Size 22 24 26 28 30 32 34 36 38 40
A. Chest (Inches) 29 1/8 - 30 3/4 30 3/4 - 32 1/4 32 1/4 - 33 7/8 33 7/8 - 35 3/8 35 3/8 - 37 37 - 38 5/8 38 5/8 - 40 1/8 40 1/8 - 41 3/4 41 3/4 - 43 1/4 43 1/4 - 44 7/8
B. Bust (Inches) 30 3/4 - 32 1/4 32 1/4 - 33 7/8 33 7/8 - 35 3/8 35 3/8 - 37 37 - 38 5/8 38 5/8 - 40 1/8 40 1/8 - 41 3/4 41 3/4 - 43 1/4 43 1/4 - 44 7/8 44 7/8 - 46 1/2
C. Waist (Inches) 22 7/8 - 24 3/8 24 3/8 - 26 26 - 27 1/2 27 1/2 - 29 1/8 29 1/8 - 30 3/4 30 3/4 - 32 1/4 32 1/4 - 33 7/8 33 7/8 - 35 3/8 35 3/8 - 37 37 - 38 5/8
D. Hip (Inches) 32 1/4 - 33 7/8 33 7/8 - 35 3/8 35 3/8 - 37 37 - 38 5/8 38 5/8 - 40 1/8 40 1/8 - 41 3/4 41 3/4 - 43 1/4 43 1/4 - 44 7/8 44 7/8 - 46 1/2 46 1/2 - 48
E. Thighs (Inches) 19 5/8 - 20 1/8 20 1/2 - 20 7/8 21 1/4 - 21 5/8 22 - 22 1/2 22 7/8 - 23 1/4 23 5/8 - 24 24 3/8 - 24 3/4 25 1/4 - 25 5/8 26 - 26 3/8 26 3/4 - 27 1/8
F. Inner Legs (Inches) 28 3/8 - 28 3/4 29 1/8 - 29 1/2 29 7/8 - 30 3/8 30 3/4 - 31 1/8 31 1/2 - 31 7/8 32 1/4 - 32 5/8 33 1/8 - 33 1/2 33 1/8 - 33 1/2 33 7/8 - 34 1/4 33 7/8 - 34 1/4
G. Outer Legs (Inches) 19 5/8 - 20 1/8 20 1/2 - 20 7/8 21 1/4 - 21 5/8 22 - 22 1/2 22 7/8 - 23 1/4 23 5/8 - 24 24 3/8 - 24 3/4 24 3/8 - 24 3/4 25 1/4 - 25 5/8 25 1/4 - 25 5/8
H. Height (Inches) 5'2"- 5'3" 5'4"- 5'5" 5'5"- 5'6" 5'7"- 5'8" 5'8"- 5'9" 5'10"- 5'11" 5'11"- 6'" 5'11"- 6'" 6'1"- 6'2" 6'1"- 6'2"

Alpinestar Womens Size Chart

Europe 36 37 38 39 40 41 42 43 44
USA 5 6 7 8 8.5 9 10 11 11.5
Japan 22.5 23 24 25 25.5 26 26.5 27.5 28

Alpinestar Gloves Size Chart

 
Measurement Letter Sizing Numeric Sizing
2 1/8" - 2 5/8" XS 7
2 5/8" - 3 1/8"SM 8
3 1/8" - 3 5/8" MD 9
3 5/8" - 4 1/8" LG 10
4 1/8" - 4 5/8" XL 11
4 5/8" - 5 1/8" XXL 12
5 1/8" - 5 5/8" XXXL 13

Alpinestar Boots Size Chart

Off-Road Boots

   
US5 6 7 8 9 10 11 12 13 14 15 16
EU38 39 40.5 42 43 44.5 45.5 47 48 49.5 51 52

Road Boots

   
US3.5 4 5 6 6.5 7.5 8 9 9.5 10.5 11.5 12 12.5 13.5 14
EU36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

Alpinestar Jackets Size Chart

Leather Jacket

Size A| Chest B| Waist C| Hip D| Height
Inches Centimeters Inches Centimeters Inches Centimeters Inches Centimeters
46 36 1/4 in 92 cm 29 7/8 in 76 cm 36 1/4 in 92 cm 5' 9" 174 cm 
48 37 3/4 in 96 cm 31 1/2 in 80 cm 37 3/4 in 96 cm 5'10" 177 cm
50 39 3/8 in 100 cm 33 1/8 in 84 cm 39 3/8 in 100 cm 5' 11" 180 cm
52 41 in 104 cm 34 5/8 in 88 cm 41 in 104 cm 6' 183 cm
54 42 1/2 in 108 cm 36 1/4 in 92 cm 42 1/2 in 108 cm 6' 1" 186 cm
56 44 1/8 in 112 cm 37 3/4 in 96 cm 44 1/8 in 112 cm 6' 3" 189 cm
58 45 5/8 in 116 cm 39 3/8 in 100 cm 45 5/8 in 116 cm 6' 4" 192 cm
60 47 1/4 in 120 cm 41 in 104 cm 47 1/4 in 120 cm 6' 5" 195 cm
62 48 3/4 in 124 cm 42 1/2 in 108 cm 48 3/4 in 124 cm 6' 6" 198 cm
64 50 1/4 in 128 cm 44 in 112 cm 50 1/4 in 128 cm 6' 6" 198 cm

Alpinestar Leather Suit Size Chart

Leather Suit Jacket

Size A| Chest B| Waist C| Hip D| Inseam E| Height
US EU Inches Centimeters Inches Centimeters Inches Centimeters Inches Centimeters Inches Centimeters
36 46 36 1/4 in 92 cm 29 7/8 in 76 cm 36 1/4 in 92 cm 30 in 76.2 cm 5' 9" 174 cm 
38 48 37 3/4 in 96 cm 31 1/2 in 80 cm 37 3/4 in 96 cm 32 in 81.3 cm 5'10" 177 cm
40 50 39 3/8 in 100 cm 33 1/8 in 84 cm 39 3/8 in 100 cm 34 in 86.4 cm 5' 11" 180 cm
42 52 41 in 104 cm 34 5/8 in 88 cm 41 in 104 cm 34 in 86.4 cm 6' 183 cm
44 54 42 1/2 in 108 cm 36 1/4 in 92 cm 42 1/2 in 108 cm 36 in 91.4 cm 6' 1" 186 cm
46 56 44 1/8 in 112 cm 37 3/4 in 96 cm 44 1/8 in 112 cm 36 in 91.4 cm 6' 3" 189 cm
48 58 45 5/8 in 116 cm 39 3/8 in 100 cm 45 5/8 in 116 cm 38 in 96.5 cm 6' 4" 192 cm
50 60 47 1/4 in 120 cm 41 in 104 cm 47 1/4 in 120 cm 38 in 96.5 cm 6' 5" 195 cm
- 62 48 3/4 in 124 cm 42 1/2 in 108 cm 48 3/4 in 124 cm 40 in 101.5 cm 6' 6" 198 cm
- 64 50 1/4 in 128 cm 44 in 112 cm 50 1/4 in 128 cm 40 in 101.5 cm 6' 6" 198 cm

Alpinestar Gloves Size Chart


Measurement Letter Sizing Numeric Sizing
2 1/8" - 2 5/8" XS 7
2 5/8" - 3 1/8" SM 8
3 1/8" - 3 5/8" MD 9
3 5/8" - 4 1/8" LG 10
4 1/8" - 4 5/8" XL 11
4 5/8" - 5 1/8" XXL 12
5 1/8" - 5 5/8" XXXL 13

Alpinestar Womens Off-Road Boots Size Chart

Off-Road Boots

US 6 7 8 9 10
EU 37 38 39 41 42

Road Boots

US 5.5 6 7 8 8.5 9.5 10 11
EU 36 37 38 39 40 41 42 43

Alpinestar Womens Jackets Size Chart

Leather Jackets

Size A| Bust B| Waist C| Hip D| Height
US EU Inches Centimeters Inches Centimeters Inches Centimeters Inches Centimeters
0 36 31 1/2 in 80 cm 23 1/2 in 60 cm 33 in 84 cm 5' 3" 160 cm
2 38 33 in 84 cm 25 1/4 in 64 cm 34 3/4 in 88 cm 5' 4" 163 cm
4 40 34 3/4 in 88 cm 26 3/4 in 68 cm 36 1/4 in 92 cm 5' 5" 166 cm
6 42 36 1/4 in 92 cm 28 1/4 in 72 cm 37 3/4 in 96 cm 5' 7" 169 cm
8 44 37 3/4 in 96 cm 30 in 76 cm 39 1/4 in 100 cm 5' 8" 172 cm
10 46 39 1/4 in 100 cm 31 1/2 in 80 cm 41 in 104 cm 5' 9" 175 cm
12 48 41 in 104 cm 33 1/4 in 84 cm 42 1/2 in 108 cm 5' 10" 178 cm
14 50 41 1/2 in 108 cm 34 3/5 in 88 cm 44 in 112 cm 5' 11" 181 cm

Alpinestar Womens Leather SUit Size Chart

Leather Suit

Size A| Bust B| Waist C| Hip D| Inseam E| Height
US EU Inches Centimeters Inches Centimeters Inches Centimeters Inches Centimeters Inches Centimeters
0 36 31 1/2 80 cm 23 1/2 60 cm 33 84 cm 30 1/4 77 cm 5' 3" 160 cm
2 38 33 in 84 cm 25 1/4 in 64 cm 34 3/4 in 88 cm 31 in 79 cm 5' 4" 163 cm
4 40 34 3/4 in 88 cm 26 3/4 in 68 cm 36 1/4 in 92 cm 31 in 79 cm 5' 5" 166 cm
6 42 36 1/4 in 92 cm 28 1/4 in 72 cm 37 3/4 in 96 cm 32 in 81 cm 5' 7" 169 cm
8 44 37 3/4 in 96 cm 30 in 76 cm 39 1/4 in 100 cm 32 in 81 cm 5' 8" 172 cm
10 46 39 1/4 in 100 cm 31 1/2 in 80 cm 41 in 104 cm 32 3/4 in 83 cm 5' 9" 175 cm
12 48 41 in 104 cm 33 1/4 in 84 cm 42 1/2 in 108 cm 33 1/2 in 85 cm 5' 10" 178 cm
14 50 41 1/2 in 108 cm 34 3/5 in 88 cm 44 in 112 cm 34 1/4 in 87 cm 5' 11" 181 cm

*  Sizing information is provided by the manufacturer and does not guarantee a perfect fit.

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