RFX Pro HCS Rear Sprocket RM125-250 RMZ250-450 86-25
Description
RFX Pro Series Hi-Carbon Steel (HCS) Rear Sprockets are the ideal choice for riders seeking exceptional durability, superior performance, and great value. Engineered from certified Hi-Carbon Steel, these sprockets deliver unmatched wear resistance and enhanced strength compared to mild steel alternatives.
Thanks to their added strength, the sprockets feature a lighter-profile design, minimising the weight difference compared to aluminium options without compromising on durability.
Each RFX HCS sprocket is precision laser-cut to ensure tighter tolerances and a perfect fit, offering reliable performance for every ride.
Product Features:
- Certified Hi-Carbon Steel
- CNC Laser Cut.
- CAD designed profile for lightness.
- Mud clearing grooves to reduce wear.
- Rigid design increases torsional strength.
- Tighter tolerances improve performance.
Fitting Instructions:
- Start with bike on a stand with the rear wheel raised from the ground.
- Remove chain and wheel from bike.
- While holding the Hex key loosen the nuts with a spanner.
- Remove all nuts and old sprocket.
- Clean around the hub making sure clean and free of debris.
- Take the new sprocket and place on hub ensuring a nice snug fit making sure the bolt holes are in position.
- Clean sprocket bolts & nuts.
- Apply Blue Loctite to each bolt and insert in the holes.
- Thread nuts on to bolts by hand ensuring locking seals are intact and in good condition.
- Hold Hex key in place and tighten nuts even pattern.
- Torque nuts and bolts in accordance to your owner’s manual.
- Put wheel back in bike making sure chain is corrected aligned and tightened to manufacturer’s specification.
Specifications
- Manufacturer Item No.
- FXRS40-4899STFXRS40-4999STFXRS40-5099STFXRS40-5199ST
- RaceFX Item No.
- FXRS 40-48 99STFXRS 40-49 99STFXRS 40-50 99STFXRS 40-51 99ST
Compatibility
Make | Model | Year(s) |
---|---|---|
SUZUKI | DR 250 S | 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994 |
SUZUKI | RM-Z 250 | 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025 |
SUZUKI | RM-Z 450 | 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025 |
SUZUKI | RMX 250 | 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999 |
SUZUKI | RMX 250 R | 1993, 1994 |
SUZUKI | RMX 450 | 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019 |
RFX Pro HCS Rear Sprocket RM125-250 RMZ250-450 86-25
Description
RFX Pro Series Hi-Carbon Steel (HCS) Rear Sprockets are the ideal choice for riders seeking exceptional durability, superior performance, and great value. Engineered from certified Hi-Carbon Steel, these sprockets deliver unmatched wear resistance and enhanced strength compared to mild steel alternatives.
Thanks to their added strength, the sprockets feature a lighter-profile design, minimising the weight difference compared to aluminium options without compromising on durability.
Each RFX HCS sprocket is precision laser-cut to ensure tighter tolerances and a perfect fit, offering reliable performance for every ride.
Product Features:
- Certified Hi-Carbon Steel
- CNC Laser Cut.
- CAD designed profile for lightness.
- Mud clearing grooves to reduce wear.
- Rigid design increases torsional strength.
- Tighter tolerances improve performance.
Fitting Instructions:
- Start with bike on a stand with the rear wheel raised from the ground.
- Remove chain and wheel from bike.
- While holding the Hex key loosen the nuts with a spanner.
- Remove all nuts and old sprocket.
- Clean around the hub making sure clean and free of debris.
- Take the new sprocket and place on hub ensuring a nice snug fit making sure the bolt holes are in position.
- Clean sprocket bolts & nuts.
- Apply Blue Loctite to each bolt and insert in the holes.
- Thread nuts on to bolts by hand ensuring locking seals are intact and in good condition.
- Hold Hex key in place and tighten nuts even pattern.
- Torque nuts and bolts in accordance to your owner’s manual.
- Put wheel back in bike making sure chain is corrected aligned and tightened to manufacturer’s specification.
Specifications
- Manufacturer Item No.
- FXRS40-4899STFXRS40-4999STFXRS40-5099STFXRS40-5199ST
- RaceFX Item No.
- FXRS 40-48 99STFXRS 40-49 99STFXRS 40-50 99STFXRS 40-51 99ST
Compatibility
Make | Model | Year(s) |
---|---|---|
SUZUKI | DR 250 S | 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994 |
SUZUKI | RM-Z 250 | 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025 |
SUZUKI | RM-Z 450 | 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025 |
SUZUKI | RMX 250 | 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999 |
SUZUKI | RMX 250 R | 1993, 1994 |
SUZUKI | RMX 450 | 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019 |