2003 - 2021
YAMAHA YZ 450 F
Rear steel sprocket - 49 teeth
| JT Sprockets
Fits to:
YAMAHA YZ 450 F SP 50Th Anniversary Limited Edition [2006 - 2006
YAMAHA YZ 450 F 50th Anniversary [2006 - 2006]
YAMAHA YZ 450 F [2003 - 2020]
YAMAHA YZ 450 F [2003 - 2020]
YAMAHA YZ 450 F [2021 - 2021]
YAMAHA YZ 450 F 60th Anniversary [2016 - 2016]
YAMAHA YZ 450 F Monster Energy Racing Edition [2021 - 2021]
2018 - 2021 YAMAHA YZ 450 F
Transmision ratio:
| 12 | 13 | 14 | 15 | 16 | 17 | 18 | ||
| 38 | 3.17 -16.0% | 2.92 -22.4% | 2.71 -28.0% | 2.53 -32.8% | 2.38 -37.0% | 2.24 -40.7% | 2.11 -44.0% | |
| 46 | 3.83 +1.7% | 3.54 -6.1% | 3.29 -12.8% | 3.07 -18.6% | 2.88 -23.7% | 2.71 -28.2% | 2.56 -32.2% | |
| 47 | 3.92 +3.9% | 3.62 -4.1% | 3.36 -10.9% | 3.13 -16.9% | 2.94 -22.1% | 2.76 -26.7% | 2.61 -30.7% | |
| 48 | 4.00 +6.1% | 3.69 -2.0% | 3.43 -9.0% | 3.20 -15.1% | 3.00 -20.4% | 2.82 -25.1% | 2.67 -29.3% | |
| 49 | 4.08 +8.3% | 3.77 standard | 3.50 -7.1% | 3.27 -13.3% | 3.06 -18.8% | 2.88 -23.5% | 2.72 -27.8% | |
| 50 | 4.17 +10.5% | 3.85 +2.0% | 3.57 -5.2% | 3.33 -11.6% | 3.12 -17.1% | 2.94 -22.0% | 2.78 -26.3% | |
| 51 | 4.25 +12.8% | 3.92 +4.1% | 3.64 -3.4% | 3.40 -9.8% | 3.19 -15.4% | 3.00 -20.4% | 2.83 -24.8% | |
| 52 | 4.33 +15.0% | 4.00 +6.1% | 3.71 -1.5% | 3.47 -8.0% | 3.25 -13.8% | 3.06 -18.8% | 2.89 -23.4% | |
Specifications
| Manufacturer | JT Sprockets |
|---|---|
| Color | Black| Gold |
| Material | 7075-T6 Aluminum| Carbon Steel |
| Chain pitch | 520 |
| Position | Rear |
| Number of teeth | 49 |
| Style | Twinstar |
| Type | Drive |
| Units | Each |
Product description
Steel outer ring Heat-induction hardened high-carbon steel JT advanced tempering process achieves hardness that could last six times longer than a 7075-T6 aluminum sprocket, enhancing power transfer performance Alu core Lightweight aviation-grade ergal 7075-T6 aluminum Precision made using state of the art laser cutting and CNC equipment, resulting in an ultra lightweight race power design