2003 - 2023
KTM 450 EXC-F
Rear steel sprocket - ktm or 49
| JT Sprockets
Fits to:
KTM EXC-G 450 RACING [2003 - 2006]
KTM EXC-F 450 [2019 - 2023]
KTM EXC-F 450 Sixdays [2019 - 2023]
KTM EXC-F 450 Sixdays [2017 - 2018]
KTM EXC 450 [2013 - 2016]
KTM EXC 450 [2007 - 2007]
KTM EXC 450 RACING [2003 - 2007]
KTM EXC-F 450 [2017 - 2018]
KTM EXC-R 450 [2008 - 2008]
KTM EXC 450 [2009 - 2012]
KTM EXC 450 Champions Edition [2010 - 2010]
2003 - 2006 KTM 450 EXC-F
Transmision ratio:
| 11 | 12 | 13 | 14 | 15 | 16 | ||
| 38 | 3.45 +15.2% | 3.17 +5.6% | 2.92 -2.6% | 2.71 -9.5% | 2.53 -15.6% | 2.38 -20.8% | |
| 40 | 3.64 +21.2% | 3.33 +11.1% | 3.08 +2.6% | 2.86 -4.8% | 2.67 -11.1% | 2.50 -16.7% | |
| 41 | 3.73 +24.2% | 3.42 +13.9% | 3.15 +5.1% | 2.93 -2.4% | 2.73 -8.9% | 2.56 -14.6% | |
| 42 | 3.82 +27.3% | 3.50 +16.7% | 3.23 +7.7% | 3.00 standard | 2.80 -6.7% | 2.62 -12.5% | |
| 44 | 4.00 +33.3% | 3.67 +22.2% | 3.38 +12.8% | 3.14 +4.8% | 2.93 -2.2% | 2.75 -8.3% | |
| 45 | 4.09 +36.4% | 3.75 +25.0% | 3.46 +15.4% | 3.21 +7.1% | 3.00 standard | 2.81 -6.2% | |
| 46 | 4.18 +39.4% | 3.83 +27.8% | 3.54 +17.9% | 3.29 +9.5% | 3.07 +2.2% | 2.88 -4.2% | |
| 47 | 4.27 +42.4% | 3.92 +30.6% | 3.62 +20.5% | 3.36 +11.9% | 3.13 +4.4% | 2.94 -2.1% | |
| 48 | 4.36 +45.5% | 4.00 +33.3% | 3.69 +23.1% | 3.43 +14.3% | 3.20 +6.7% | 3.00 standard | |
| 49 | 4.45 +48.5% | 4.08 +36.1% | 3.77 +25.6% | 3.50 +16.7% | 3.27 +8.9% | 3.06 +2.1% | |
| 50 | 4.55 +51.5% | 4.17 +38.9% | 3.85 +28.2% | 3.57 +19.0% | 3.33 +11.1% | 3.12 +4.2% | |
| 51 | 4.64 +54.5% | 4.25 +41.7% | 3.92 +30.8% | 3.64 +21.4% | 3.40 +13.3% | 3.19 +6.2% | |
| 52 | 4.73 +57.6% | 4.33 +44.4% | 4.00 +33.3% | 3.71 +23.8% | 3.47 +15.6% | 3.25 +8.3% | |
| 53 | 4.82 +60.6% | 4.42 +47.2% | 4.08 +35.9% | 3.79 +26.2% | 3.53 +17.8% | 3.31 +10.4% | |
Specifications
| Manufacturer | JT Sprockets |
|---|---|
| Number of teeth | 49 |
| Color | Black| Orange |
| Material | 7075-T6 Aluminum| Carbon Steel |
| Chain pitch | 520 |
| Position | Rear |
| 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