437U-520-37GBSI RENTHAL 520 37t rear sprocket

520 37t rear sprocket | RENTHAL

Exact fit to:

YAMAHA YFZ 450 R [2019 - 2021]
YAMAHA YFZ 450 R [2009 - 2018]
YAMAHA YFZ 450 R [2012 - 2017]
$47.88
$53.2 -10%
  • Number of teeth: 37
  • Chain pitch: 520

Estimated delivery date to your address:
Jan. 17, 2025

2009 - 2022 YAMAHA YFZ 450 R
Transmision ratio:

13141516
362.77
+2.0%
2.57
-5.3%
2.40
-11.6%
2.25
-17.1%
372.85
+4.9%
2.64
-2.6%
2.47
-9.1%
2.31
-14.8%
382.92
+7.7%
2.71
standard
2.53
-6.7%
2.38
-12.5%
393.00
+10.5%
2.79
+2.6%
2.60
-4.2%
2.44
-10.2%
403.08
+13.4%
2.86
+5.3%
2.67
-1.8%
2.50
-7.9%
423.23
+19.0%
3.00
+10.5%
2.80
+3.2%
2.62
-3.3%
453.46
+27.5%
3.21
+18.4%
3.00
+10.5%
2.81
+3.6%
473.62
+33.2%
3.36
+23.7%
3.13
+15.4%
2.94
+8.2%

Specifications

Manufacturer RENTHAL
Product code 437U-520-37GBSI
Number of teeth 37
Chain pitch 520
Material Aluminum
Color Silver
Position Rear
Type Drive
Units Each

Product description


CNC-machined from a specially enhanced 7075-T6 aluminum alloy Machined self-cleaning mud grooves at each tooth to help increase wear resistance All rear sprockets are the ultralight design, making them 66 percent lighter than steel, yet incredibly durable

Fits to following motorcycles:

YAMAHA YFM 700 R RAPTOR (2006 - 2021), YAMAHA YFZ 450 (2004 - 2021), YAMAHA YFM 250 R RAPTOR (2008 - 2013), YAMAHA YFZ 450 R (2009 - 2021)

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