PBR Ultra-Light C45 Steel 4694 - 520 SprocketRef : PBR01076A / 1108944003

The PBR C-Light ultra-light sprocket ref. 4694 49 C45 is designed for motocross riders and roadster enthusiasts looking for a transmission part that is both robust and lightweight. Developed in collaboration with WMX champion Kiara Fontanesi, this sprocket incorporates competition-oriented technical solutions to reduce weight without changing the standard mounting.

• Material: black galvanized C45 steel, wear-resistant finish.
• Machining: CNC machined for optimal bore and alignment precision.
• Weight reduction: carefully designed relief holes to decrease unsprung mass.
• Number of teeth: 49 teeth (reference 49).
• Chain pitch: 520 — compatible with standard 520 transmissions.
• Type: standard, direct fit on original sprocket.
• Color: black galvanized.

Designed for easy installation and direct integration into the transmission, this sprocket is a relevant choice for those looking to adjust the gearing or replace a worn part while gaining in lightness. Manufacturer reference: 4694 49 C45.

Compatible motorcycles (examples):

• SUZUKI RM-Z 250 (2026)
• SUZUKI RM-Z 450 (2025)
• SUZUKI RMX 450 (2019)