The Renthal UltraLight Rear Chainwheel is a CNC-machined rear sprocket made from 7075 T6 aluminum. Its lightweight aluminum construction is designed to reduce weight compared with steel while maintaining strength for powersports applications. The sprocket uses computer-engineered tooth profiling to support precise fitment, concentricity, load dispersion, and efficient power transfer.
This silver Renthal rear sprocket features a grooved design and 42 teeth for 520 chain applications. Its high-strength base material, tight manufacturing tolerances, and hardwearing surface treatment are designed for dependable performance in demanding riding conditions. Manufacturer part number: 130U-520-42GBSI. Vendor part number: 130U-520-42GBSI.
Fitment includes 1989–1993 Yamaha YFM350X Warrior models and 2001–2005 Yamaha YFM660R Raptor models. Verify the vehicle year, model, chain size, tooth count, and mounting specifications before installation.
Features:
- Brand: Renthal
- Model: UltraLight Rear Chainwheel
- Size: 520 chain, 42 teeth
- Part Number: 130U-520-42GBSI
- Material: CNC-machined 7075 T6 aluminum
- Finish: Silver
- Design: Grooved rear sprocket
- Fitment: 1989–1993 Yamaha YFM350X Warrior
- Fitment: 2001–2005 Yamaha YFM660R Raptor
- Tooth profiling: Computer engineered for power transfer, concentricity, and load dispersion
Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Unknown
Part Type: powersports
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1
Fitment:
1989 Yamaha YFM350X Warrior Base
1989 Yamaha YFS200 Blaster Base
1989 Yamaha YFZ350 Banshee Base
1990 Yamaha YFM350X Warrior Base
1990 Yamaha YFS200 Blaster Base
1990 Yamaha YFZ350 Banshee Base
1991 Yamaha YFM350X Warrior Base
1991 Yamaha YFS200 Blaster Base
1991 Yamaha YFZ350 Banshee Base
1992 Yamaha YFM350X Warrior Base
1992 Yamaha YFS200 Blaster Base
1992 Yamaha YFZ350 Banshee Base
1993 Yamaha YFM350X Warrior Base
1993 Yamaha YFS200 Blaster Base
1993 Yamaha YFZ350 Banshee Base
1994 Yamaha YFM350X Warrior Base
1994 Yamaha YFS200 Blaster Base
1994 Yamaha YFZ350 Banshee Base
1995 Yamaha YFM350X Warrior Base
1995 Yamaha YFS200 Blaster Base
1995 Yamaha YFZ350 Banshee Base
1996 Yamaha YFM350X Warrior Base
1996 Yamaha YFS200 Blaster Base
1996 Yamaha YFZ350 Banshee Base
1997 Yamaha YFM350X Warrior Base
1997 Yamaha YFS200 Blaster Base
1997 Yamaha YFZ350 Banshee Base
1998 Yamaha YFM350X Warrior Base
1998 Yamaha YFS200 Blaster Base
1998 Yamaha YFZ350 Banshee Base
1999 Yamaha YFM350X Warrior Base
1999 Yamaha YFS200 Blaster Base
1999 Yamaha YFZ350 Banshee Base
2000 Yamaha YFM350X Warrior Base
2000 Yamaha YFS200 Blaster Base
2000 Yamaha YFZ350 Banshee Base
2001 Yamaha YFM350X Warrior Base
2001 Yamaha YFM660R Raptor Base
2001 Yamaha YFS200 Blaster Base
2001 Yamaha YFZ350 Banshee Base
2002 Yamaha YFM350X Warrior Base
2002 Yamaha YFM660R Raptor Base
2002 Yamaha YFS200 Blaster Base
2002 Yamaha YFZ350 Banshee Base
2003 Yamaha YFM350X Warrior Base
2003 Yamaha YFM660R Raptor Base
2003 Yamaha YFS200 Blaster Base
2003 Yamaha YFZ350 Banshee Base
2004 Yamaha YFM350 Raptor Base
2004 Yamaha YFM660R Raptor Base
2004 Yamaha YFS200 Blaster Base
2004 Yamaha YFZ350 Banshee Base
2005 Yamaha YFM350 Raptor Base
2005 Yamaha YFM660R Raptor Base
2005 Yamaha YFS200 Blaster Base
2005 Yamaha YFZ350 Banshee Base
2006 Yamaha YFM350 Raptor Base
2006 Yamaha YFS200 Blaster Base
2006 Yamaha YFZ350 Banshee Base
2007 Yamaha YFM350 Raptor Base
2008 Yamaha YFM350 Raptor Base
2009 Yamaha YFM350 Raptor Base
2010 Yamaha YFM350 Raptor Base
2011 Yamaha YFM350 Raptor Base
2012 Yamaha YFM350 Raptor Base
2013 Yamaha YFM350 Raptor Base