HJC F71 Monkey DJ Adult Street Helmets
The F71 is made for riders who crave the thrill of the open road and the versatility to tackle any journey. It’s not just about performance—it’s about how it empowers you to stay focused on the ride ahead, whether you’re carving through mountain curves or cruising down a long stretch of highway. Its thoughtful design adapts to the needs of today’s rider, ensuring you feel protected, comfortable, and ready to push further. The F71 keeps distractions at bay, giving you the confidence to focus on what matters most: the road, the ride, and the adventure that lies ahead.
- Wind tunnel tested
- Double D-ring retention strap
- All sizes interchangeable cheek pads
- Advanced anti-bacterial fabric interior provides enhanced moisture wicking and quick drying function
- Comes with: Pinlock, chin curtain and breath deflector
- Pinlock® HJ-38 Lens Insert (DKS466)
- Standards: DOT approved
- Colors: MC-23
- Sizes: X-Small, Small, Medium, Large, X-Large, 2X-Large
- SKU: 0853-1423






New or Brand New - Brand new item in original packaging (original manufacturer's warranty may apply).
Refurbished - Professionally restored and in perfect working condition. Original packaging may be missing or slightly damaged.
Used - Item has seen limited use but remains in good working condition. May show some limited signs of wear with small scratches or cosmetic blemishes. May arrive with damaged packaging or be repackaged.
Refurbished, Without Tags - Same as refurbished. Item may arrive with mising labels or tags.
Refurbished, Last Call - Same as refurbished. Last call or closeout item.
HOW TO DETERMINE YOUR HELMET SIZE
(H) HEAD
Wrap a cloth measuring tape around your head just above your eyebrows and ears. Pull the tape comfortably snug, read the length, repeat for good measure and use the largest measurement.
| SIZE | HEAD (CM) | HAT SIZE | HEAD (IN) |
|---|---|---|---|
| 2XS | 51 - 52 | 6 3/8 - 6 1/2 | 20 1/8 - 20 1/2 |
| XS | 53 - 54 | 6 5⁄8 - 6 3⁄4 | 20 7⁄8 - 21 1⁄4 |
| SM | 55 - 56 | 6 7⁄8 - 7 | 21 5⁄8 - 22 |
| MD | 57 - 58 | 7 1⁄8 - 7 1⁄4 | 22 1⁄2 - 22 7⁄8 |
| LG | 59 - 60 | 7 3⁄8 - 7 1⁄2 | 23 1⁄4 - 23 5⁄8 |
| XL | 61 - 62 | 7 5⁄8 - 7 3⁄4 | 24 - 24 3⁄8 |
| 2XL | 63 - 64 | 7 7⁄8 - 8 | 24 3⁄4 - 25 1⁄8 |
| 3XL | 65 - 66 | 8 1⁄8 - 8 1⁄4 | 25 5⁄8 - 26 |
| 4XL | 67 – 68 | 8 3⁄8 - 8 1⁄2 | 26 3⁄8 - 26 3/4 |
| 5XL | 69 – 70 | 8 3⁄4 - 8 3⁄4 | 27 1⁄4 - 27 5/8 |
| SIZE | HEAD (CM) | HAT SIZE | HEAD (IN) |
|---|---|---|---|
| XS | 54 – 55 | 6 3/4 - 6 7/8 | 21 1/4 - 21 5/8 |
| S | 55 – 56 | 6 7⁄8 - 7 | 21 5⁄8 - 22 |
| M | 57 – 58 | 7 1⁄8 - 7 1/4 | 22 1⁄2 - 22 7/8 |
| L | 58 – 59 | 7 1⁄4 - 7 3⁄8 | 22 7⁄8 - 23 1⁄4 |
| XL | 60 – 61 | 7 1⁄2 - 7 5⁄8 | 23 5⁄8 - 24 |
| 2XL | 62 – 63 | 7 3⁄4 - 7 7⁄8 | 243⁄8 - 24 3/4 |
| 3XL | 64 – 65 | 8 - 8 1/8 | 25 1⁄4 - 25 5⁄8 |
| SIZE | HEAD (CM) | HAT SIZE | HEAD (IN) |
|---|---|---|---|
| XS | 54 – 55 | 6 3/4 - 6 7/8 | 21 1/4 - 21 5/8 |
| S | 56 – 57 | 7 - 71⁄8 | 22 - 221⁄2 |
| M | 58 – 59 | 7 1⁄4 - 73/8 | 22 7⁄8 - 231/4 |
| L | 60 – 61 | 7 1⁄2 - 7 5⁄8 | 235⁄8 - 24 |
| XL | 62 – 63 | 73⁄4 - 247⁄8 | 233⁄8 - 243/4 |
| 2XL | 63 – 64 | 8 - 81⁄8 | 251⁄4 - 255/8 |
| 3XL | 65 – 66 | 81/8 - 81/4 | 255⁄8 - 26 |
| 4XL | 67 – 68 | 83/8 - 81/2 | 263⁄8 - 263/4 |
| 5XL | 69 – 70 | 83/4 - 83/4 | 271⁄4 - 275/8 |
HOW TO DETERMINE YOUR HELMET SIZE
(H) HEAD
Wrap a cloth measuring tape around your head just above your eyebrows and ears. Pull the tape comfortably snug, read the length, repeat for good measure and use the largest measurement.
| SIZE | HEAD (CM) | HAT SIZE | HEAD (IN) |
|---|---|---|---|
| YOUTH S | 49 – 50 | 61/8 - 61/4 | 191/4 - 193/4 |
| YOUTH M | 51 – 52 | 63⁄8 - 61⁄2 | 20 - 201⁄2 |
| YOUTH L | 53 – 54 | 65⁄8 - 63/4 | 207⁄8 - 211/4 |
| YOUTH S/M | 49 – 50 | 61⁄8 - 61⁄4 | 191⁄4 - 193⁄4 |
| YOUTH L/XL | 63/8 - 61/2 | 63⁄8 - 61⁄2 | 20 - 201⁄2 |
