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Rear Sprockets

Upgrade your bike’s performance with premium rear motorcycle sprockets from MyBikeBits.co.uk. Whether you need a rear sprocket for 125cc motorcycle replacement or a high-durability upgrade for track or touring, our collection delivers precision engineering, improved power transfer and long service life. We stock trusted brands including JT Sprockets and AFAM, with options in multiple tooth sizes to fine-tune acceleration and top speed.

Designed for road, off-road and race applications, our rear sprockets pair perfectly with new chains and front sprockets for complete drivetrain efficiency. Also check out our;

AFAM Front Sprockets, JT Sprockets Front Sprockets, Moto-Master Front Sprockets, Renthal Front Sprockets, RK Front Sprockets, Supersprox Front Sprockets

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Renthal Rear Sprocket 115-520-52 Quick View
Renthal

Renthal Rear Sprocket 115-520

£24.44
115-520-52
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal Rear Sprocket 115-520
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Renthal Rear Sprocket 114-520-57 Quick View
Renthal

Renthal Rear Sprocket 114-520

£25.64
114-520-57
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal Rear Sprocket 114-520
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Renthal Rear Sprocket 112B-520-42 Quick View
Renthal

Renthal Rear Sprocket 112B-520

£28.03
112B-520-42
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal Rear Sprocket 112B-520
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Renthal Rear Sprocket 110-520-49 Quick View
Renthal

Renthal Rear Sprocket 110-520

£20.22
110-520-49
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal Rear Sprocket 110-520
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Renthal Rear Sprocket 109-520-54 Quick View
Renthal

Renthal Rear Sprocket 109-520

£25.64
109-520-54
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal Rear Sprocket 109-520
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Renthal Rear Sprocket 108-520-54 Quick View
Renthal

Renthal Rear Sprocket 108-520

£25.61
108-520-54
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal Rear Sprocket 108-520
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Renthal Rear Sprocket 104-428-53 Quick View
Renthal

Renthal Rear Sprocket 104-428

£20.89
104-428-53
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal Rear Sprocket 104-428
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Renthal Rear Sprocket 103C-428-52 Quick View
Renthal

Renthal Rear Sprocket 103C-428

£17.09
103C-428-52
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal Rear Sprocket 103C-428
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Renthal Rear Sprocket 102-520-39 Quick View
Renthal

Renthal Rear Sprocket 102-520

£18.36
102-520-39
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal Rear Sprocket 102-520
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Renthal Rear Sprocket 098-520-42 Quick View
Renthal

Renthal Rear Sprocket 098-520

£24.00
098-520-42
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal Rear Sprocket 098-520
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JT Racelite Aluminium Rear Race Sprocket JTA1304BLK Quick View
JT

JT Racelite Aluminium Rear Race Sprocket JTA1304BLK

£21.87
JTA1304BLK-43
Chains & Sprockets Final Drive JT JT Sprockets Rear Sprockets Rear Sprockets
Precision CNC machined to JT’s uncompromising standards from certified 7075-T6 Ergal aviation grade aluminum alloy, the JT RaceLite sprocket range is designed and engineered...
Renthal Rear Motorcycle Sprocket Twinring 2240-520 Quick View
Quick Add
Renthal

Renthal Rear Motorcycle Sprocket Twinring 2240-520

£79.94
2240-520-47GPSI
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal Twinring benefits from over 50 years of motocross rear sprocket manufacturing expertise and the help of their top Off-Road and Enduro factory race teams,...
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Renthal Rear Motorcycle Sprocket Twinring 1540-520 Quick View
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Renthal

Renthal Rear Motorcycle Sprocket Twinring 1540-520

£79.94
1540-520-47GPSI
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal Twinring benefits from over 50 years of motocross rear sprocket manufacturing expertise and the help of their top Off-Road and Enduro factory race teams,...
Quick Add
Renthal Rear Motorcycle Sprocket Twinring 1500-520 Quick View
Quick Add
Renthal

Renthal Rear Motorcycle Sprocket Twinring 1500-520

£79.94
1500-520-47GPSI
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal Twinring benefits from over 50 years of motocross rear sprocket manufacturing expertise and the help of their top Off-Road and Enduro factory race teams,...
Quick Add
Renthal Rear Motorcycle Sprocket Twinring 1230-520 Quick View
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Renthal

Renthal Rear Motorcycle Sprocket Twinring 1230-520

£84.20
1230-520-47GPSI
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal Twinring benefits from over 50 years of motocross rear sprocket manufacturing expertise and the help of their top Off-Road and Enduro factory race teams,...
Quick Add
Renthal Rear Motorcycle Sprocket Twinring 1120-520 Quick View
Quick Add
Renthal

Renthal Rear Motorcycle Sprocket Twinring 1120-520

£79.94
1120-520-48GPSI
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal Twinring benefits from over 50 years of motocross rear sprocket manufacturing expertise and the help of their top Off-Road and Enduro factory race teams,...
Quick Add
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Renthal Rear Motorcycle Sprocket Standard 451-530 Quick View
Renthal

Renthal Rear Motorcycle Sprocket Standard 451-530

£56.96
451--530-48P-HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal® Ultralight™ Hard Anodised Rear Chainwheels are specifically designed for Street and road racing applications. CNC machined from the same 7075 T6 material as...
Renthal Rear Motorcycle Sprocket Ultralight 411U-530 Quick View
Quick Add
Renthal

Renthal Rear Motorcycle Sprocket Ultralight 411U-530

£55.40
411U-530-40P-HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal® Ultralight™ Hard Anodised Rear Chainwheels are specifically designed for Street and road racing applications. CNC machined from the same 7075 T6 material as...
Quick Add
Renthal Rear Motorcycle Sprocket Ultralight 404U-530 Quick View
Quick Add
Renthal

Renthal Rear Motorcycle Sprocket Ultralight 404U-530

£72.30
404U-530-48P-HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal® Ultralight™ Hard Anodised Rear Chainwheels are specifically designed for Street and road racing applications. CNC machined from the same 7075 T6 material as...
Quick Add
Renthal Rear Motorcycle Sprocket Ultralight 389U-530 Quick View
Quick Add
Renthal

Renthal Rear Motorcycle Sprocket Ultralight 389U-530

£55.40
389U-530-42P-HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal® Ultralight™ Hard Anodised Rear Chainwheels are specifically designed for Street and road racing applications. CNC machined from the same 7075 T6 material as...
Quick Add
Renthal Rear Motorcycle Sprocket Ultralight 389U-530 Quick View
Renthal

Renthal Rear Motorcycle Sprocket Ultralight 389U-530

£65.55
389U-530-45P-HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal® Ultralight™ Hard Anodised Rear Chainwheels are specifically designed for Street and road racing applications. CNC machined from the same 7075 T6 material as...
Renthal Rear Motorcycle Sprocket Ultralight 240U-530 Quick View
Quick Add
Renthal

Renthal Rear Motorcycle Sprocket Ultralight 240U-530

£60.65
240U-530-39P-HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal® Ultralight™ Hard Anodised Rear Chainwheels are specifically designed for Street and road racing applications. CNC machined from the same 7075 T6 material as...
Quick Add
Renthal Rear Motorcycle Sprocket Ultralight 221U-530 Quick View
Quick Add
Renthal

Renthal Rear Motorcycle Sprocket Ultralight 221U-530

£63.72
221U-530-43P-HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal® Ultralight™ Hard Anodised Rear Chainwheels are specifically designed for Street and road racing applications. CNC machined from the same 7075 T6 material as...
Quick Add
Renthal Rear Motorcycle Sprocket Ultralight 215U-530 Quick View
Quick Add
Renthal

Renthal Rear Motorcycle Sprocket Ultralight 215U-530

£55.40
215U-530-39P-HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal® Ultralight™ Hard Anodised Rear Chainwheels are specifically designed for Street and road racing applications. CNC machined from the same 7075 T6 material as...
Quick Add
Renthal Rear Motorcycle Sprocket Ultralight 210U-530 Quick View
Quick Add
Renthal

Renthal Rear Motorcycle Sprocket Ultralight 210U-530

£55.40
210U-530-39P-HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal® Ultralight™ Hard Anodised Rear Chainwheels are specifically designed for Street and road racing applications. CNC machined from the same 7075 T6 material as...
Quick Add
Renthal Rear Motorcycle Sprocket Ultralight 199U-530 Quick View
Quick Add
Renthal

Renthal Rear Motorcycle Sprocket Ultralight 199U-530

£65.55
199U-530-45P-HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal® Ultralight™ Hard Anodised Rear Chainwheels are specifically designed for Street and road racing applications. CNC machined from the same 7075 T6 material as...
Quick Add
Renthal Rear Motorcycle Sprocket Ultralight 184U-530 Quick View
Quick Add
Renthal

Renthal Rear Motorcycle Sprocket Ultralight 184U-530

£63.72
184U-530-41P-HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal® Ultralight™ Hard Anodised Rear Chainwheels are specifically designed for Street and road racing applications. CNC machined from the same 7075 T6 material as...
Quick Add
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Renthal Rear Motorcycle Sprocket Ultralight 179U-530 Quick View
Renthal

Renthal Rear Motorcycle Sprocket Ultralight 179U-530

£56.96
179U-530-40P-HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal® Ultralight™ Hard Anodised Rear Chainwheels are specifically designed for Street and road racing applications. CNC machined from the same 7075 T6 material as...
Renthal Rear Motorcycle Sprocket Ultralight 435U-525 Quick View
Quick Add
Renthal

Renthal Rear Motorcycle Sprocket Ultralight 435U-525

£56.96
435U-525-36P-HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal® Ultralight™ Hard Anodised Rear Chainwheels are specifically designed for Street and road racing applications. CNC machined from the same 7075 T6 material as...
Quick Add
Renthal Rear Motorcycle Sprocket Ultralight 411U-525 Quick View
Quick Add
Renthal

Renthal Rear Motorcycle Sprocket Ultralight 411U-525

£49.54
411U-525-41P-HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal® Ultralight™ Hard Anodised Rear Chainwheels are specifically designed for Street and road racing applications. CNC machined from the same 7075 T6 material as...
Quick Add
Renthal Rear Motorcycle Sprocket Ultralight 409U-525 Quick View
Quick Add
Renthal

Renthal Rear Motorcycle Sprocket Ultralight 409U-525

£49.54
409U-525-41P-HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal® Ultralight™ Hard Anodised Rear Chainwheels are specifically designed for Street and road racing applications. CNC machined from the same 7075 T6 material as...
Quick Add
Sold out
Renthal Rear Motorcycle Sprocket Ultralight 357U-525 Quick View
Renthal

Renthal Rear Motorcycle Sprocket Ultralight 357U-525

£41.00
357U-525-40P-HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal® Ultralight™ Hard Anodised Rear Chainwheels are specifically designed for Street and road racing applications. CNC machined from the same 7075 T6 material as...
Sold out
Renthal Rear Motorcycle Sprocket Ultralight 240U-525 Quick View
Renthal

Renthal Rear Motorcycle Sprocket Ultralight 240U-525

£41.00
240U-525-42P-HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal® Ultralight™ Hard Anodised Rear Chainwheels are specifically designed for Street and road racing applications. CNC machined from the same 7075 T6 material as...
Renthal Rear Motorcycle Sprocket Ultralight 215U-525 Quick View
Quick Add
Renthal

Renthal Rear Motorcycle Sprocket Ultralight 215U-525

£56.96
215U-525-42P-HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal® Ultralight™ Hard Anodised Rear Chainwheels are specifically designed for Street and road racing applications. CNC machined from the same 7075 T6 material as...
Quick Add
Renthal Rear Motorcycle Sprocket Ultralight 206U-525 Quick View
Quick Add
Renthal

Renthal Rear Motorcycle Sprocket Ultralight 206U-525

£56.96
206U-525-44P-HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal® Ultralight™ Hard Anodised Rear Chainwheels are specifically designed for Street and road racing applications. CNC machined from the same 7075 T6 material as...
Quick Add
Renthal Rear Motorcycle Sprocket Ultralight 199U-525 Quick View
Quick Add
Renthal

Renthal Rear Motorcycle Sprocket Ultralight 199U-525

£49.54
199U-525-44P-HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal® Ultralight™ Hard Anodised Rear Chainwheels are specifically designed for Street and road racing applications. CNC machined from the same 7075 T6 material as...
Quick Add
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Rear Motorcycle Sprockets for Ultimate Drivetrain Performance

Our premium range of rear motorcycle sprockets UK is designed for riders who want a perfect blend of durability, precision fitment and improved power transfer. Whether you’re refreshing a worn sprocket or tuning your gearing for road, trail or track use, you’ll find high-quality sprockets from trusted brands in one place.

High-Quality 520 & 525 Rear Sprockets for Street & Off-Road

Choose from a variety of 520 pitch and 525 pitch rear sprockets to match your bike’s chain and riding style. These widely used sizes ensure optimum chain alignment, smoother acceleration and reliable power delivery across a broad range of motorcycles.

CNC Machined Lightweight Rear Sprockets for Better Handling

Our selection includes CNC machined lightweight rear sprockets that reduce rotational mass without sacrificing strength. Lighter sprockets improve throttle response and handling whether you’re commuting or pushing your bike on sporty rides.

Heavy-Duty Steel Rear Sprockets for Longevity

For riders focused on durability, explore heavy-duty steel rear sprockets that stand up to frequent use and harsh conditions. These tough sprockets are ideal if you want extended service life and dependable performance even in demanding environments.

Rear Sprocket Size Guide & Fitment Info

If you’re unsure what size or tooth count your bike needs, our rear sprocket size guide & fitment info helps you pick the right sprocket based on your chain pitch and riding goals. Correct sizing is key to efficient drivetrain performance and smoother shifting.

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