1993 - 2016
KTM 125 EXC
Rear sprocket - ktm or 42
| JT Sprockets
Fits to:
KTM EGS 125 [1993 - 1999]
KTM EXC 125 [1993 - 2016]
KTM EXC 125 Sixdays [2007 - 2010]
KTM EXC 125 [1994 - 2010]
KTM EXE 125 [2000 - 2001]
KTM EXE 125 Supermoto [2000 - 2001]
KTM EXC 125 Champions Edition [2010 - 2010]
KTM EXC 125 Sixdays [2011 - 2016]
2004 - 2006 KTM 125 EXC
Transmision ratio:
| 11 | 12 | 13 | 14 | 15 | 16 | ||
| 38 | 3.45 -3.3% | 3.17 -11.3% | 2.92 -18.2% | 2.71 -24.0% | 2.53 -29.1% | 2.38 -33.5% | |
| 40 | 3.64 +1.8% | 3.33 -6.7% | 3.08 -13.8% | 2.86 -20.0% | 2.67 -25.3% | 2.50 -30.0% | |
| 41 | 3.73 +4.4% | 3.42 -4.3% | 3.15 -11.7% | 2.93 -18.0% | 2.73 -23.5% | 2.56 -28.2% | |
| 42 | 3.82 +6.9% | 3.50 -2.0% | 3.23 -9.5% | 3.00 -16.0% | 2.80 -21.6% | 2.62 -26.5% | |
| 44 | 4.00 +12.0% | 3.67 +2.7% | 3.38 -5.2% | 3.14 -12.0% | 2.93 -17.9% | 2.75 -23.0% | |
| 45 | 4.09 +14.5% | 3.75 +5.0% | 3.46 -3.1% | 3.21 -10.0% | 3.00 -16.0% | 2.81 -21.3% | |
| 46 | 4.18 +17.1% | 3.83 +7.3% | 3.54 -0.9% | 3.29 -8.0% | 3.07 -14.1% | 2.88 -19.5% | |
| 47 | 4.27 +19.6% | 3.92 +9.7% | 3.62 +1.2% | 3.36 -6.0% | 3.13 -12.3% | 2.94 -17.8% | |
| 48 | 4.36 +22.2% | 4.00 +12.0% | 3.69 +3.4% | 3.43 -4.0% | 3.20 -10.4% | 3.00 -16.0% | |
| 49 | 4.45 +24.7% | 4.08 +14.3% | 3.77 +5.5% | 3.50 -2.0% | 3.27 -8.5% | 3.06 -14.2% | |
| 50 | 4.55 +27.3% | 4.17 +16.7% | 3.85 +7.7% | 3.57 standard | 3.33 -6.7% | 3.12 -12.5% | |
| 51 | 4.64 +29.8% | 4.25 +19.0% | 3.92 +9.8% | 3.64 +2.0% | 3.40 -4.8% | 3.19 -10.8% | |
| 52 | 4.73 +32.4% | 4.33 +21.3% | 4.00 +12.0% | 3.71 +4.0% | 3.47 -2.9% | 3.25 -9.0% | |
| 53 | 4.82 +34.9% | 4.42 +23.7% | 4.08 +14.2% | 3.79 +6.0% | 3.53 -1.1% | 3.31 -7.3% | |
Specifications
| Manufacturer | JT Sprockets |
|---|---|
| Chain pitch | 520 |
| Type | Drive |
| Units | Each |
| Color | Black| Orange |
| Material | 7075-T6 Aluminum| Carbon Steel |
| Position | Rear |
| Number of teeth | 42 |
| Style | Twinstar |
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