BikeMaster bkm965490 Yamaha Front Sprocket 520 12T

Meticulously engineered using the highest quality materials and industry leading technology to provide the best replacement sprockets for your motorcycle. BikeMaster® Front Sprockets are machined from 20CrMnTi, shot peened for longer wear and heat treated for extended durability. A perfect match for the BikeMaster® line of chains.

• Reliable construction ensures consistent wear resistance across all available tooth counts and models in the series
• Precision engineered for direct fitment and smooth power delivery in motorcycles with corresponding chain sizes

The BikeMaster Yamaha Front Sprocket 520 12T is engineered as a replacement sprocket for motorcycles using the corresponding chain size. It is machined from 20CrMnTi material, shot peened for longer wear and heat treated for extended durability.

Designed for direct fitment and smooth power delivery, this front sprocket provides consistent wear resistance across available tooth counts and models. It is also designed as a match for the BikeMaster line of chains.

Key Features & Performance Benefits

• Machined from 20CrMnTi for durable construction.
• Shot-peened surface supports longer wear.
• Heat-treated design helps provide extended durability.
• Precision engineering supports direct fitment and smooth power delivery.

Product Specifications & Technical Data

• Brand: BikeMaster
• Part number: bkm965490
• Product type: Front sprocket
• Tooth count: 12T
• Chain size: 520
• Material: 20CrMnTi
• Finish treatment: Shot peened
• Design application: Motorcycle replacement sprocket

What's Included

One BikeMaster front sprocket.

Fitment

Fits 1982, 1987, 1988, and 1989 Kawasaki KX125; 1985, 1986, and 1987 Yamaha BW200; and 1987 and 1988 Yamaha BW350.

Fitments:
1971 Suzuki TC125 Base
1971 Suzuki Ts185 Base
1972 Suzuki TC125 Base
1972 Suzuki Ts185 Base
1973 Suzuki TC125 Base
1973 Suzuki Ts185 Base
1974 Suzuki TC125 Base
1974 Suzuki Ts185 Base
1975 Suzuki TC125 Base
1975 Suzuki Ts185 Base
1976 Suzuki TC125 Base
1976 Suzuki Ts185 Base
1976 Yamaha YZ100 Base
1976 Yamaha YZ175 Base
1977 Suzuki TC125 Base
1977 Suzuki Ts185 Base
1977 Yamaha It175 Base
1977 Yamaha YZ100 Base
1977 Yamaha YZ125 Base
1978 Kawasaki KX125 Base
1978 Suzuki DS185 Base
1978 Suzuki Ts185 Base
1978 Yamaha It175 Base
1978 Yamaha YZ100 Base
1978 Yamaha YZ125 Base
1979 Kawasaki KX125 Base
1979 Suzuki DS185 Base
1979 Suzuki Ts185 Base
1979 Yamaha It175 Base
1979 Yamaha YZ100 Base
1979 Yamaha YZ125 Base
1980 Kawasaki KDX175 Base
1980 Kawasaki KX125 Base
1980 Suzuki DS185 Base
1980 Suzuki Ts185 Base
1980 Yamaha It175 Base
1980 Yamaha YZ100 Base
1980 Yamaha YZ125 Base
1981 Kawasaki KDX175 Base
1981 Kawasaki KX125 Base
1981 Suzuki Ts185 Base
1981 Yamaha It175 Base
1981 Yamaha YZ100 Base
1981 Yamaha YZ125 Base
1982 Kawasaki KDX175 Base
1982 Kawasaki KX125 Base
1982 Yamaha It175 Base
1982 Yamaha Yt125 Tri-Moto Base
1982 Yamaha Yt175 Tri-Moto Base
1982 Yamaha YZ125 Base
1983 Kawasaki KDX200 Base
1983 Kawasaki KX125 Base
1983 Yamaha It175 Base
1983 Yamaha Yt125 Tri-Moto Base
1983 Yamaha Yt175 Tri-Moto Base
1983 Yamaha YZ125 Base
1984 Kawasaki KX125 Base
1984 Yamaha It200 Base
1984 Yamaha Yt125 Tri-Moto Base
1984 Yamaha YZ125 Base
1985 Kawasaki KX125 Base
1985 Yamaha Bw200 Base
1985 Yamaha It200 Base
1985 Yamaha Yt125 Tri-Moto Base
1985 Yamaha YZ125 Base
1986 Kawasaki KX125 Base
1986 Yamaha Bw200 Base
1986 Yamaha It200 Base
1986 Yamaha YZ125 Base
1987 Kawasaki KX125 Base
1987 Yamaha Bw200 Base
1987 Yamaha Bw350 Base
1988 Kawasaki KX125 Base
1988 Yamaha Bw200 Base
1988 Yamaha Bw350 Base
1989 Kawasaki KX125 Base
1990 Kawasaki KX125 Base
1991 Kawasaki KX125 Base
1992 Kawasaki KX125 Base
1993 Kawasaki KX125 Base

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: false
Clearance Item: t
Units Per Sku: 1