Renthal Steel Standard 439 - 520 Output sprocketRef : RT00050A / 1074234001

RENTHAL standard steel sprocket 439 - 520 (Manufacturer part number: 439--520-12P) designed for demanding riders. Machined from nickel-chrome-molybdenum alloy steel, this sprocket features a robust construction intended for motocross and competition use. Its design incorporates the expertise developed by Renthal in competition in the USA to offer a balance between durability and precise engagement.

• Material: alloy steel (nickel-chrome-molybdenum)
• Type: sprocket 439, standard version
• Chain pitch: 520
• Number of teeth: 12 teeth
• Usage: recommended for competition / motocross

The 12 teeth allow for adjusting the final ratio for your 520 transmission; a relevant choice for those seeking precise rear response and satisfactory longevity. Renthal has machined this sprocket to minimize friction and ensure consistent alignment with the chain while reducing weight compared to some original components.

Examples of compatible motorcycles: HONDA CRF 250 R (ME10) 2017, HONDA CRF 250 X (ME11) 2013, HONDA CR 125 R (JE01) 2007. Please check compatibility with your machine before installation.