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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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Moto-Master Motorcycle Aluminium Rear Sprocket 62.036.23 Moto-Master Motorcycle Aluminium Rear Sprocket 62.036.23 Quick View
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Moto-Master

Moto-Master Motorcycle Aluminium Rear Sprocket 62.036.23

£38.28
620362345
Chains & Sprockets Final Drive Moto-Master Moto-Master Rear Sprockets Rear Sprockets
Series: 7075 Alu Rear Sprocket Red Inner diameter: 125.0 mm Number of holes: 6 Hole: 8.5 Pitch: 152.0 mm Type: 520 Available Amount of...
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Moto-Master Motorcycle Aluminium Rear Sprocket 62.021.22 Moto-Master Motorcycle Aluminium Rear Sprocket 62.021.22 Quick View
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Moto-Master

Moto-Master Motorcycle Aluminium Rear Sprocket 62.021.22

£42.34
620212240
Chains & Sprockets Final Drive Moto-Master Moto-Master Rear Sprockets Rear Sprockets
Series: 7075 Alu Rear Sprocket Black Inner diameter: 80.0 mm Number of holes: 4 Hole: 8.5 Pitch: 100.0 mm Type: 520 Available Amount of...
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Moto-Master Motorcycle Aluminium Rear Sprocket 62.036.22 Moto-Master Motorcycle Aluminium Rear Sprocket 62.036.22 Quick View
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Moto-Master

Moto-Master Motorcycle Aluminium Rear Sprocket 62.036.22

£42.34
620362245
Chains & Sprockets Final Drive Moto-Master Moto-Master Rear Sprockets Rear Sprockets
Series: 7075 Alu Rear Sprocket Black Inner diameter: 125.0 mm Number of holes: 6 Hole: 8.5 Pitch: 152.0 mm Type: 520 Available Amount of...
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Moto-Master Motorcycle Aluminium Rear Sprocket 62.021.23 Moto-Master Motorcycle Aluminium Rear Sprocket 62.021.23 Quick View
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Moto-Master

Moto-Master Motorcycle Aluminium Rear Sprocket 62.021.23

£42.34
620212340
Chains & Sprockets Final Drive Moto-Master Moto-Master Rear Sprockets Rear Sprockets
Series: 7075 Alu Rear Sprocket Red Inner diameter: 80.0 mm Number of holes: 4 Hole: 8.5 Pitch: 100.0 mm Type: 520 Available Amount of...
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Moto-Master Motorcycle Steel Rear Sprocket 520 62.036.11 Moto-Master Motorcycle Steel Rear Sprocket 520 62.036.11 Quick View
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Moto-Master

Moto-Master Motorcycle Steel Rear Sprocket 520 62.036.11

£41.46
620361140
Chains & Sprockets Final Drive Moto-Master Moto-Master Rear Sprockets Rear Sprockets
Series: Steel Rear SprocketInner diameter: 125.0 mmNumber of holes: 6Hole: 8.5Pitch: 152.0 mmType: 520Available Amount of Teeth: 40.41.42.43.44.45.46.47.48.49.50.51.52.53
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Moto-Master Motorcycle Fusion Rear Sprocket 62.012.34 Moto-Master Motorcycle Fusion Rear Sprocket 62.012.34 Quick View
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Moto-Master

Moto-Master Motorcycle Fusion Rear Sprocket 62.012.34

£61.73
620123445
Chains & Sprockets Final Drive Moto-Master Moto-Master Rear Sprockets Rear Sprockets
Series: Fusion Dual-Ring Rear Sprocket Blue Inner diameter: 136.0 mm Number of holes: 6 Hole: 8.5 Pitch: 156.0 mm Type: 520 Available Amount of...
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AFAM Motorcycle Steel Rear Sprocket 16610 Quick View
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AFAM

AFAM Motorcycle Steel Rear Sprocket 16610

£31.47
16610-38
AFAM AFAM Rear Sprockets Chains & Sprockets Final Drive Rear Sprockets
AFAM develop sprockets to meet the high demands of today’s performance motorbikes. AFAM sprocket teeth shape and dimensions fit perfectly with our chains. Their sprocket quality...
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AFAM Motorcycle Aluminium Rear Sprocket 17610 Quick View
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AFAM

AFAM Motorcycle Aluminium Rear Sprocket 17610

£63.19
17610-39
AFAM AFAM Rear Sprockets Chains & Sprockets Final Drive Rear Sprockets
AFAM develop sprockets to meet the high demands of today’s performance motorbikes. AFAM sprocket teeth shape and dimensions fit perfectly with our chains. Their sprocket quality...
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AFAM Motorcycle Steel Rear Sprocket 12815 Quick View
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AFAM

AFAM Motorcycle Steel Rear Sprocket 12815

£35.60
12815-41
AFAM AFAM Rear Sprockets Chains & Sprockets Final Drive Rear Sprockets
AFAM develop sprockets to meet the high demands of today’s performance motorbikes. AFAM sprocket teeth shape and dimensions fit perfectly with our chains. Their sprocket quality...
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AFAM Motorcycle Aluminium Rear Sprocket 13815 Quick View
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AFAM

AFAM Motorcycle Aluminium Rear Sprocket 13815

£55.47
13815-42
AFAM AFAM Rear Sprockets Chains & Sprockets Final Drive Rear Sprockets
AFAM develop sprockets to meet the high demands of today’s performance motorbikes. AFAM sprocket teeth shape and dimensions fit perfectly with our chains. Their sprocket quality...
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AFAM Motorcycle Aluminium Rear Sprocket 13814 Quick View
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AFAM

AFAM Motorcycle Aluminium Rear Sprocket 13814

£58.97
13814-40
AFAM AFAM Rear Sprockets Chains & Sprockets Final Drive Rear Sprockets
AFAM develop sprockets to meet the high demands of today’s performance motorbikes. AFAM sprocket teeth shape and dimensions fit perfectly with our chains. Their sprocket quality...
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JT Steel Rear Sprocket JTR2014 JT Steel Rear Sprocket JTR2014 Quick View
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JT

JT Steel Rear Sprocket JTR2014

£22.46
JTR2014.37
Chains & Sprockets Final Drive JT JT Sprockets Rear Sprockets Rear Sprockets
JT Steel Sprockets are manufactured using only the finest grade of C49 high carbon steel for the rear sprockets, and SCM420 chromoly steel alloy...
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Renthal Rear Motorcycle Sprocket Ultralight Standard 514U-520 Quick View
Renthal

Renthal Rear Motorcycle Sprocket Ultralight Standard 514U-520

£62.65
514U-520-42P-HA
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 Grooved 441U-520 Quick View
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Renthal

Renthal Rear Motorcycle Sprocket Ultralight Grooved 441U-520

£53.28
441U-520-46GPBK
Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal UltraLight Rear Chainwheels are CNC machined in Manchester, UK from 7075 T6 aluminum to extremely tight tolerances, 66% lighter than steel. Computer engineered...
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Renthal Rear Sprocket 411-530-40HA Renthal Rear Sprocket 411-530-42HA Quick View
Renthal

Renthal Rear Sprocket 411-530

£35.18
411-530-40HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal Rear Sprocket 411-530
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Renthal Rear Sprocket 409-530-40HA Renthal Rear Sprocket 409-530-42HA Quick View
Renthal

Renthal Rear Sprocket 409-530

£35.18
409-530-40HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal Rear Sprocket 409-530
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Renthal Rear Sprocket 409-525-41HA Renthal Rear Sprocket 409-525-43HA Quick View
Renthal

Renthal Rear Sprocket 409-525

£33.74
409-525-41HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal Rear Sprocket 409-525-41HA
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Renthal Rear Sprocket 240A-525-40 Renthal Rear Sprocket 240A-525-42HA Quick View
Renthal

Renthal Rear Sprocket 240A-525

£27.17
240A-525-40
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal Rear Sprocket 240A-525-40
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Renthal Rear Sprocket 240-530-39HA Renthal Rear Sprocket 240-530-40HA Quick View
Renthal

Renthal Rear Sprocket 240-530

£40.46
240-530-39HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal Rear Sprocket 240-530-39HA
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Renthal Rear Sprocket 221-530-42HA Renthal Rear Sprocket 221-530-43HA Quick View
Renthal

Renthal Rear Sprocket 221-530

£35.18
221-530-42HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal Rear Sprocket 221-530
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Renthal Rear Sprocket 210-532-49HA Quick View
Renthal

Renthal Rear Sprocket 210-532

£38.32
210-532-49HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal Rear Sprocket 210-532
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Renthal Rear Sprocket 210-530-39 Renthal Rear Sprocket 210-530-42HA Quick View
Renthal

Renthal Rear Sprocket 210-530

£31.32
210-530-39
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal Rear Sprocket 210-530
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Renthal Rear Sprocket 199-530-44HA Renthal Rear Sprocket 199-530-46 Quick View
Renthal

Renthal Rear Sprocket 199-530

£38.95
199-530-44HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal Rear Sprocket 199-530
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Renthal Rear Sprocket 188-520-46G Quick View
Renthal

Renthal Rear Sprocket 188-520-46G

£19.15
188-520-46G
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal Rear Sprocket 188-520-46G
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Renthal Rear Sprocket 184C-525-39HA Renthal Rear Sprocket 184C-525-40HA Quick View
Renthal

Renthal Rear Sprocket 184C-525

£33.74
184C-525-39HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal Rear Sprocket 184C-525
Renthal Rear Motorcycle Sprocket Ultralight 491-415 Quick View
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Renthal

Renthal Rear Motorcycle Sprocket Ultralight 491-415

£60.74
491--415-36P-BK
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
The origins of high performance chainwheels in motocross began at the Renthal Factory in Manchester, UK. By applying the same relentless obsession to perfection...
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Renthal Rear Motorcycle Sprocket Ultralight 488U-520 Quick View
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Renthal

Renthal Rear Motorcycle Sprocket Ultralight 488U-520

£45.28
488U-520-43P-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...
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Renthal Rear Motorcycle Sprocket Ultralight 488U-428 Quick View
Renthal

Renthal Rear Motorcycle Sprocket Ultralight 488U-428

£41.00
488U-428-44P-HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal UltraLight Rear Chainwheels are CNC machined in Manchester, UK from 7075 T6 aluminum to extremely tight tolerances, 66% lighter than steel. Computer engineered...
Renthal Rear Motorcycle Sprocket Ultralight 478U-525 Quick View
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Renthal

Renthal Rear Motorcycle Sprocket Ultralight 478U-525

£49.54
478U-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...
Quick Add
Renthal Rear Motorcycle Sprocket Ultralight 478U-520 Quick View
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Renthal

Renthal Rear Motorcycle Sprocket Ultralight 478U-520

£45.28
478U-520-40P-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 477U-525 Quick View
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Renthal

Renthal Rear Motorcycle Sprocket Ultralight 477U-525

£49.54
477U-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 477U-520 Quick View
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Renthal

Renthal Rear Motorcycle Sprocket Ultralight 477U-520

£45.28
477U-520-41P-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 471U-525 Quick View
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Renthal

Renthal Rear Motorcycle Sprocket Ultralight 471U-525

£56.96
471U-525-38P-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...
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Renthal Rear Motorcycle Sprocket Ultralight 469U-428 Quick View
Renthal

Renthal Rear Motorcycle Sprocket Ultralight 469U-428

£41.00
469U-428-48P-HA
Chains & Sprockets Final Drive Rear Sprockets Renthal Renthal Rear Sprockets
Renthal UltraLight Rear Chainwheels are CNC machined in Manchester, UK from 7075 T6 aluminum to extremely tight tolerances, 66% lighter than steel. Computer engineered...
Sold out
Renthal Rear Motorcycle Sprocket Ultralight Grooved 467U-520 Quick View
Renthal

Renthal Rear Motorcycle Sprocket Ultralight Grooved 467U-520

£44.79
467U-520-47GPSI
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 Grooved 465U-520 Quick View
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Renthal

Renthal Rear Motorcycle Sprocket Ultralight Grooved 465U-520

£43.47
465U-520-42GPSI
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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