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Home Motorcycle Motocross Helmets Oneal Sierra R Motocross Helmet

-15%

Oneal Sierra R Motocross Helmet

from Oneal

Color: -

White/Gray/Black
Grey/Black
Black/Neon Orange
Black/Neon Yellow

Size: -

Please note: Helmets displayed with black or mirrored visors, will always be delivered with a clear visor!

£146.81

You save 15%

£124.76

Net price plus shipping; you may be liable for taxes & duties in the destination country

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Description

Oneal Sierra R Motocross Helmet

Oneal is one of the pioneers and trailblazers in the field of MX clothing. The desire for better equipment, tailored to the needs of the riders and the desire for higher performance were motives that led Oneal to found this company. Product development is a central aspect of the Oneal philosophy. This is exactly what the Oneal Sierra motocross helmet reflects. This MX helmet impresses with its design without compromising on quality.

Features:

Robust outer shell made of ABS
Optimised air circulation through various vents and internal ventilation channels
Padded comfort lining, removable, sweat-absorbing and washable
Secure hold due to Microlock chin strap closure
Optimum all-weather vision with clear visor plus secondary integrated sun visor
Bluetooth-ready with pre-formed cut-outs for optional speakers in the ear area (Bluetooth device not included)

Specifications:

Size: S-XXL
Weight: 1600g (+/- 50g)
Closure: Microlock chin strap
ECE 22.06

Contents:

1x Oneal Sierra R Motocross Helmet
1x Pinlock® 30 anti-fog lens
1x Oneal helmet bag

Please note: The helmet is slightly smaller than its ECE 22.05 predecessor

Additional product information

Features	Sun Visor Prepared for communication devices
Buckle	Microlock

Ratings (1)

Customer ratings for Oneal Sierra R Motocross Helmet

Number of ratings: 1
Average rating: 4

1 Deutsch all

Die Sonnenblende ist unlogisch (28.12.2023)

Anonymous1147439479

Ist perfekt für meine SMT, wenn auch ab 140 nicht mehr optimal 😉 und werd mir die Klett Streifen für mein headwave besorgen 👍

How to take correct measurements »

Men

Men
Shirt size	Trousers size	German size	Chest circumference (cm)	Shirt length (cm)	Sleeve length (cm)	Waist circumference (cm)	Inside leg length (cm)
	28	42				71	76
	30	44				76	77.5
S	32	46/48	81,5-84	106.5	84	81.5	78.5
M	34	48/50	86,5-89	112	86.5	86.5	78.5
L	36	52	91,5-96,5	122	89.5	91.5	80
XL	38	54	101,5-106,5	129.5	92.5	96.5	81
XXL	40	56	112-117	139.5	94	101.5	81

* Change in sizes as of 2015

The new size M is the old size S
Size S was revised
L, XL and XXL remain unchanged

Women

Women
Shirt size	Trousers size	German size	Chest circumference (cm)	Shirt length (cm)	Sleeve length (cm)	Waist circumference (cm)	Inside leg length (cm)
XS	3/4	34				66	73.5
S	5/6	36	83.5	104	76	68.5	75
M	7/8	38	91.5	106.5	78.5	73.5	76
M	9/10	40	91.5	106.5	78.5	78.5	77.5
L	11/12	42	95	109	81.5	84	78.5

Kids

Kids
Shirt size	Trousers size	US size	Chest circumference (cm)	Shirt length (cm)	Sleeve length (cm)	Waist circumference (cm)	Inside leg length (cm)
S	22	3/4	61	76	62	56	51
M	24	5/6	68.5	84	66	61	51
L	26	8/10	78.5	91.5	72.5	66	54.5
XL	27	12/14	89	100.5	77	68.5	61

Helmets

Helmet sizes
Head circumference in cm	52-54	54-56	57-58	59-60	60-62	63-64
Head circumference in inches	20 1/2" - 21 1/8"	21 1/4" - 22 1/8"	22 3/8" - 23 1/8"	23 1/4" - 23 3/4"	23 7/8" - 24 3/4"	24 7/8" - 25 3/4"
Ordering size	XS	S	M	L	XL	XXL

Helmet sizes for kids
Head circumference in cm	47,5-49	49-51	51-55,5
Head circumference in inches	18 5/8" - 19 5/8"	19 1/4" - 20 "	20 1/8 " - 21"
Ordering size	S	M	L

Shoes & Boots

Shoe and boot sizes
UK sizes	4	6	7	8	9	10	11	12	13
German sizes	37	38	39/40	41/42	43	44	45	46	47

Shoe and boot sizes for kids
UK sizes	12	13	1	2	3	4	5	6
German sizes	30	31	32	33	34	36	37	38

Gloves

Gloves
Ordering sizes	XS	S	M	L	XL	XXL
US sizes	7	8	8.5	9	10	11

	A. Body height: Take off your shoes and stand barefoot with your back against a wall to measure your body height to the top of your head. B. Chest circumference: Measure horizontally around the widest part of your chest. C. Waist circumference: Measure horizontally around your waist. D. Inside leg length: Inside leg measured from the crotch to the ground.
	A. Body height: Take off your shoes and stand barefoot with your back against a wall to measure your body height to the top of your head. B. Chest circumference: Measure horizontally around the widest part of your chest. C. Waist circumference: Measure horizontally around your waist. D. Inside leg length: Inside leg measured from the crotch to the ground.
	A. Measure the circumference of your head to get the correct helmet size. Use a measuring tape around the widest point of your head (approx. 1 cm above the ears).
	A. Place both feet on a sheet of paper. Draw a vertical line to mark the tip and heel end of your foot. B. Measure the lengths of both feet. C. Compare the length of the bigger foot with the size table to find your perfect shoe size.
	A. Measure the circumference of your hand at the widest point around your palm to find the correct glove size. Copy the value into the table

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