2003 - 2018
YAMAHA WR 450 F
Steel chain kit for yamaha yz250 (1999-2016)
| SUNSTAR SPROCKETS
SUNSTAR SPROCKETS
Fits to:
YAMAHA WR 450 F [2003 - 2018
YAMAHA WR 450 F [2003 - 2006]
2007 - 2011 YAMAHA WR 450 F
Transmision ratio:
| 12 | 13 | 14 | 15 | 16 | 17 | 18 | ||
| 38 | 3.17 -5.7% | 2.92 -12.9% | 2.71 -19.1% | 2.53 -24.5% | 2.38 -29.3% | 2.24 -33.4% | 2.11 -37.1% | |
| 39 | 3.25 -3.2% | 3.00 -10.6% | 2.79 -17.0% | 2.60 -22.6% | 2.44 -27.4% | 2.29 -31.7% | 2.17 -35.5% | |
| 40 | 3.33 -0.7% | 3.08 -8.3% | 2.86 -14.9% | 2.67 -20.6% | 2.50 -25.5% | 2.35 -29.9% | 2.22 -33.8% | |
| 41 | 3.42 +1.8% | 3.15 -6.1% | 2.93 -12.8% | 2.73 -18.6% | 2.56 -23.7% | 2.41 -28.2% | 2.28 -32.2% | |
| 42 | 3.50 +4.3% | 3.23 -3.8% | 3.00 -10.6% | 2.80 -16.6% | 2.62 -21.8% | 2.47 -26.4% | 2.33 -30.5% | |
| 43 | 3.58 +6.7% | 3.31 -1.5% | 3.07 -8.5% | 2.87 -14.6% | 2.69 -19.9% | 2.53 -24.7% | 2.39 -28.8% | |
| 44 | 3.67 +9.2% | 3.38 +0.8% | 3.14 -6.4% | 2.93 -12.6% | 2.75 -18.1% | 2.59 -22.9% | 2.44 -27.2% | |
| 45 | 3.75 +11.7% | 3.46 +3.1% | 3.21 -4.3% | 3.00 -10.6% | 2.81 -16.2% | 2.65 -21.2% | 2.50 -25.5% | |
| 46 | 3.83 +14.2% | 3.54 +5.4% | 3.29 -2.1% | 3.07 -8.7% | 2.88 -14.4% | 2.71 -19.4% | 2.56 -23.9% | |
| 47 | 3.92 +16.7% | 3.62 +7.7% | 3.36 standard | 3.13 -6.7% | 2.94 -12.5% | 2.76 -17.6% | 2.61 -22.2% | |
| 48 | 4.00 +19.1% | 3.69 +10.0% | 3.43 +2.1% | 3.20 -4.7% | 3.00 -10.6% | 2.82 -15.9% | 2.67 -20.6% | |
| 49 | 4.08 +21.6% | 3.77 +12.3% | 3.50 +4.3% | 3.27 -2.7% | 3.06 -8.8% | 2.88 -14.1% | 2.72 -18.9% | |
| 50 | 4.17 +24.1% | 3.85 +14.6% | 3.57 +6.4% | 3.33 -0.7% | 3.12 -6.9% | 2.94 -12.4% | 2.78 -17.3% | |
| 51 | 4.25 +26.6% | 3.92 +16.9% | 3.64 +8.5% | 3.40 +1.3% | 3.19 -5.1% | 3.00 -10.6% | 2.83 -15.6% | |
| 52 | 4.33 +29.1% | 4.00 +19.1% | 3.71 +10.6% | 3.47 +3.3% | 3.25 -3.2% | 3.06 -8.9% | 2.89 -13.9% | |
| 53 | 4.42 +31.6% | 4.08 +21.4% | 3.79 +12.8% | 3.53 +5.2% | 3.31 -1.3% | 3.12 -7.1% | 2.94 -12.3% | |
Specifications
| Manufacturer | SUNSTAR SPROCKETS |
|---|---|
| Color | Gold| Raw |
| Material | Steel |
| Max engine cc | 400 cc| 750 cc |
| Model | XTG Series |
| Size | 520 |
| Tensile strength | 37,7 kN (8490 lb) |
| Seal type | W-Ring |
| Chain type | 520 XTG |
| Units | Kit |
| Master link connector | Clip |
Product description
Include Sunstar drive sprocket, rear sprocket and chain in their original size
When viewing the cross section of the ring there are two sealing lips and lubrication pools per side versus a single-lip design, achieving lower friction and longer life