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HJC Flat Black MC-5F CS-R3 Treague Helmet - 55-9251

  • Part #:
    3308558XS
  • Manufacturer Part #:
    55-9251

MSRP Price: $104.99

Our Price: $94.49

You Save:
$10.50 (10%)
Please select Size
1 on Hand

Overview of HJC Flat Black MC-5F CS-R3 Treague Helmet - 55-9251

  • Advanced Polycarbonate composite Shell: lightweight, superior fit and comfort using advanced CAD technology
  • Aerodynamic shell with large eye port opening for greater visibility
  • HJ-09 face shield with fog-resistant, scratch-resistant hard coating provides 95% UV protection
  • Optically correct, 3D face shield is rated to block 95% of harmful UV radiation
  • Optional Pinlock® fog-resistant shield system available; as well as dual lens shields and electric shields for cold weather use
  • RapidFire™ Shield Replacement System with simple and secure shield ratchet system provides ultra-quick, tool-less removal and installation for efficient operation
  • 2-stage shield closure system with shield locking system for an extremely tight and secure seal
  • ACS Advanced Channeling ventilation system with adjustable forehead and chin vents, and two rear exhaust vents creates a full front to back airflow flushing heat and humidity up and out
  • Plush, Nylex® interior with removable/washable interior cheek pads and liner
  • All sizes of cheek pads are interchangeable in all helmet sizes
  • Size medium weighs approximately 1449 grams/3.19 lbs.


Included Items:

(1) Helmet

(1) Helmet bag

Instructions and a manual 

Specs for HJC Flat Black MC-5F CS-R3 Treague Helmet - 55-9251

Age Adult
Color Flat Black
Color - Primary Black
Helmet Style Full Face
Safety Rating DOT
Size X-Small
Type Single Lens
Units Each
Weight 4.75 lbs

Specs for HJC Flat Black MC-5F CS-R3 Treague Helmet - 55-9251

Age Adult
Color Flat Black
Color - Primary Black
Helmet Style Full Face
Safety Rating DOT
Size X-Small
Type Single Lens
Units Each
Weight 4.75 lbs

HJC Sizing Information

How to size
HJC - all except RPHA/FG-17/FG-JET/CL-17
INCHES CM HAT SIZE
XX-SMALL 20 - 20 1/2 51-52 6 3/8 - 6 1/2
X-SMALL 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 1/2 - 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
X-LARGE 24 - 24 3/8 61-62 7 5/8 - 7 3/4
XX-LARGE 24 3/4 - 25 1/4 63-64 7 7/8 - 8
XXX-LARGE 25 5/8 - 26 65-66 8 1/8 - 8 1/4
XXXX-LARGE 26-1/4 - 26 5/8 67-68 8 3/8 - 8 1/2
XXXXX-LARGE 27 1/4 - 27 5/8 69-70 8 5/8 - 8 3/4

Fitment for HJC Flat Black MC-5F CS-R3 Treague Helmet - 55-9251

See if this part fits your ride

Part 3308558XS fits the following machines

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Which smoked windshield will work with this helmet model?
A shopper on Mar 19, 2017
BEST ANSWER: Which tint shield will fit this model?

Instructions and Manuals for HJC Flat Black MC-5F CS-R3 Treague Helmet - 55-9251

Owner's Manual Owner's Manual PDF 13.5 MiB

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