RK Sprocket Rear JTR210 -B4012-51 Afam 10212 CHT2043 3420431

51T
Rear Sprocket. Made from C45 High Carbon steel. The sprocket teeth are heat treated (induction hardening), increasing the wear resistance and surface hardness.
  • £23.13 (Exc. VAT)
Order within for delivery from Tuesday 13th August
+ In Stock Now   |   Usually dispatched within 24 hours
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2043 sprocket - 51 teeth - 520 chain - 5/8 x 1/4

Please note: On occasion we may supply a substitute brand of a similar high quality to be able to maintain supply. If you require a specific brand of sprocket please contact our sales office directly or make a note on your order. We will endeavour to supply the brand you want and will contact you with other options if it is unavailable.


Manufacturer Part No. (MPN): B4012-51
Barcode: 9555387607829
Colour:Self
Centre:2043
Material:Steel
Position:Rear
Teeth:51

Fitment Summary
Compatible with 118 models (yearly).

  • HM Italia: CREF 450X, CREF 500X
  • Honda: CR125 FJ, CR125 R2, CR125 R3, CR125 RE, CR125 RF, CR125 RG, CR125 RH, CR125 RK, CR125 RL, CR125 RM, CR125 RN, CR125 RP, CR125 RR, CR125 RS, CR125 RT, CR125 RW, CR125 RX, CR250 RG, CR250 RJ, CR250 RK, CR500 RG, CR500 RH, CR500 RJ, CR500 RK, CR500 RL, CR500 RM, CRE450 F-R, CRE450 F-X, CRF250 Enduro, CRF250 R, CRF250 R4, CRF250 R5, CRF250 R6, CRF250 R7, CRF250 R8, CRF250 R9, CRF250 RA, CRF250 RB, CRF250 RC, CRF250 RD, CRF250 RE, CRF250 RF, CRF250 RG, CRF250 RK, CRF250 RLA, CRF250 RX, CRF250 RY, CRF450 L, CRF450 R4, CRF450 R5, CRF450 R6, CRF450 R7, CRF450 R8, CRF450 R9, CRF450 RA, CRF450 RB, CRF450 RC, CRF450 X, CRF450 XC

Product FAQs
Does the RK chain come with a warranty?

Yes, all our RK chains come with a warranty. To ensure the warranty is not voided you must ensure the chain is professionally fitted and new sprockets installed at the same time

RK CHAIN 

  • Standard X-Ring Chain - 3 Year or 15,000 mile warranty 
  • Premium X-Ring Chain (Xtreme Upgrade) - 5 Year or 25,000 mile warranty 

More Information and Warranty Form Registration: https://www.bickersltd.co.uk/rk-warranty 

Which RK chain is suitable for my motorcycle, scooter or ATV?

Using the vehicle selector you can select which RK chains are compatible with your motorcycle, scooter or ATV.
We also list all compatible vehicles on the FITMENTS tab of each product page.

For a brief overview of the grades of chain, their specification and applications, you can download the RK guide here or from the downloads page

RK Chain Maintenance Instruction Video

Watch the RK instruction video on how to best maintain your chain: www.youtube.com/watch?v=PIPnLeiTXyk

Consumer

Click & Collect Only

Select a collection point from our network of available dealers. You will be notified by the chosen dealer once your order is ready to collect, estimated time is 2-3 days (depending on national holidays and dealer opening hours).
Any returns will be handled by the collection point.

  • Free for orders over £100
  • £11.95 fee for orders below £100

 

Trade

Standard Delivery

Orders will be despatched as follows: To business addresses only; £9.95 (Exc VAT) delivery charge (subject to change depending on account level); Free delivery with net order values of £100 and over (Exc VAT) to the UK Mainland; Orders to N. Ireland/Eire/Isle of Man/Scilly Isles by arrangement; other destinations phone for details; Typical delivery times of 1-2 working days.

Where possible, the Company will endeavour to meet special delivery requirements subject to any additional cost being borne by the Purchaser

Unfortunately, we do not delivery to addresses outside of mainland UK without prior agreement. Without prior agreement you may place an order for Products from outside the UK, but this order must be for delivery to an address in mainland UK unless arranged otherwise prior to your order.

All third party deliveries will carry a charge, the minimum charge will be £9.95 (Exc. VAT).

Pallet Charges

Larger items may incur additional carriage charges, including but not limited to 4x4 and SUV tyres.
An overview of charges per pallet for each region is available to view here: https://www.google.com/maps/d/viewer?mid=11ydN7ZJNHKHf9Ygd0ih_L6-U1dMq31A


Read our full delivery policy here

Make Model Engine/Variant Year Notes
Honda CRF 250 RA - ME10A 2010 Alt. sprocket.
Honda CRF 250 RB - ME10A 2011 Alt. sprocket.
Honda CRF 250 RC - ME10A 2012 Alt. sprocket.
Honda CRF 250 R9 - ME10A 2009 Alt. sprocket.
Honda CRF 250 R8 - ME10A 2008 Alt. sprocket.
Honda CRF 450 X - PE06A 2007 Alt. sprocket.
Honda CRF 450 X - PE06A 2005 Alt. sprocket.
Honda CRF 450 X - PE06A 2006 Alt. sprocket.
Honda CRF 450 X - PE06A 2008 Alt. sprocket.
Honda CRF 250 R5 - ME10A 2005 Alt. sprocket.
Honda CRF 250 R6 - ME10A 2006 Alt. sprocket.
Honda CRF 250 R7 - ME10A 2007 Alt. sprocket.
Honda CRF 450 X - PE06A 2009 Alt. sprocket.
Honda CRF 450 X - PE06A 2010 Alt. sprocket.
Honda CRF 450 X - PE06A 2011 Alt. sprocket.
Honda CRF 450 X - PE06A 2012 Alt. sprocket.
Honda CRF 450 X - PE06A 2013 Alt. sprocket.
Honda CRF 450 X - PE06A 2014 Alt. sprocket.
Honda CRF 450 X - PE06A 2015 Alt. sprocket.
Honda CRF 450 X - PE06A 2016 Alt. sprocket.
Honda CRF 450 X - PE06A 2017 Alt. sprocket.
Honda CRF 450 RA - Efi PE05A 2010 Alt. sprocket. Teeth differs (-3) from stanard.
Honda CRF 450 RB - Efi PE05A 2011 Alt. sprocket. Teeth differs (-3) from stanard.
Honda CRF 450 RC - Efi PE05A 2012 Alt. sprocket. Teeth differs (-3) from stanard.
Honda CRF 450 R7 - PE05A 2007 Alt. sprocket. Teeth differs (-3) from stanard.
Honda CRF 450 R8 - PE05A 2008 Alt. sprocket. Teeth differs (-3) from stanard.
Honda CRF 450 R9 - Efi PE05A 2009 Alt. sprocket. Teeth differs (-3) from stanard.
Honda CRF 450 X - PE06A 2004 Alt. sprocket.
Honda CRF 250 RK - ME10A 2017 Alt. sprocket.
Honda CRF 450 R5 - PE05A 2005 Alt. sprocket. Teeth differs (-3) from stanard.
Honda CRF 450 R6 - PE05A 2006 Alt. sprocket. Teeth differs (-3) from stanard.
Honda CRF 450 R4 - PE05A 2004 Alt. sprocket. Teeth differs (-3) from stanard.
Honda CRF 250 RX - ME12A 2020 Alt. sprocket.
Honda CRF 250 RF - ME10A 2015 Alt. sprocket.
Honda CRF 250 RG - ME10A 2016 Alt. sprocket.
Honda CRF 450 X - PE06A 2021 Chain Pitch: 520
Honda CRF 250 R4 - ME10A 2004 Alt. sprocket.
Honda CRF 450 X - PE06A 2020 Chain Pitch: 520
Honda CRF 250 RD - ME10A 2013 Alt. sprocket.
Honda CRF 250 RE - ME10A 2014 Alt. sprocket.
Honda CRF 250 R 2024 Alt. sprocket.
Honda CRF 250 RX - ME12A 2022 Alt. sprocket.
Honda CRF 450 L - PD11A 2020 Chain Pitch: 520
Honda CRF 450 L - PD11A 2021 Chain Pitch: 520
Honda CRF 250 RY 2021 Alt. sprocket.
Honda CR 125 R2 2002 Alt. sprocket.
Honda CRF 450 XC - Cross Country 2018 Chain Pitch: 520
Honda CRF 450 XC - Cross Country C 2018 Chain Pitch: 520
Honda CR 125 R3 2003 Chain Pitch: 520
Honda CRF 450 XC - Cross Country 2019 Chain Pitch: 520
Honda CR 125 RX 1999 Alt. sprocket.
Honda CR 125 RW 1998 Alt. sprocket.
Honda CRF 250 RLA - ME10A 2017 Alt. sprocket.
Honda CRF 250 RLA - ME12A 2018 Alt. sprocket.
Honda CR 125 RT 1996 Alt. sprocket.
Honda CRF 250 RLA - ME12A 2019 Alt. sprocket.
Honda CR 125 RS 1995 Alt. sprocket.
Honda CRF 250 RLA - ME12A 2020 Alt. sprocket.
Honda CRF 250 Enduro - ME10A 2017 Alt. sprocket. Teeth differs (-2) from standard.
Honda CR 250 RK 1989 Alt. sprocket.
Honda CRF 250 RLA - ME11A 2021 Alt. sprocket.
Honda CR 250 RJ 1988 Alt. sprocket.
Honda CR 125 RP 1993 Alt. sprocket.
Honda CR 125 RR 1994 Alt. sprocket.
Honda CR 125 RN 1992 Alt. sprocket.
Honda CR 125 RM 1991 Alt. sprocket.
Honda CR 125 RK 1989 Alt. sprocket.
Honda CR 125 RL 1990 Alt. sprocket.
Honda CR 125 RH 1987 Alt. sprocket.
Honda CR 125 FJ 1988 Alt. sprocket.
Honda CR 250 RG 1986 Alt. sprocket.
Honda CR 500 RK 1989 Alt. sprocket.
Honda CR 125 RE 1984 Alt. sprocket.
Honda CR 125 RF 1985 Alt. sprocket.
Honda CR 125 RG 1986 Alt. sprocket.
Honda CR 500 RJ 1988 Alt. sprocket.
Honda CR 500 RH 1987 Alt. sprocket.
Honda CR 500 RM 1991 Alt. sprocket.
Honda CR 500 RL 1990 Alt. sprocket.
Honda CRE 450 F-X 2007 Alt. sprocket.
Honda CRE 450 F-X 2008 Alt. sprocket.
Honda CRE 450 F-X 2009 Alt. sprocket.
Honda CRE 450 F-R 2010 Alt. sprocket.
Honda CRE 450 F-R 2011 Alt. sprocket.
Honda CRE 450 F-R 2012 Alt. sprocket.
Honda CRE 450 F-R 2013 Alt. sprocket.
Honda CR 500 RG 1986 Alt. sprocket.
Honda CRE 450 F-R 2014 Alt. sprocket.
Honda CRE 450 F-R 2015 Alt. sprocket.
Honda CRE 450 F-R 2016 Alt. sprocket.
Honda CRE 450 F-R 2017 Alt. sprocket.
Honda CRE 450 F-R 2018 Alt. sprocket.
Honda CRE 450 F-R 2019 Alt. sprocket.
Honda CRE 450 F-R 2020 Alt. sprocket.
Honda CRE 450 F-R 2021 Alt. sprocket.
Honda CRE 450 F-X - Enduro 2004 Alt. sprocket.
Honda CRE 450 F-X - Enduro 2005 Alt. sprocket.
Honda CRE 450 F-X - Enduro 2006 Alt. sprocket.
HM Italia CREF 450 X 2004 Alt. sprocket.
HM Italia CREF 450 X 2005 Alt. sprocket.
HM Italia CREF 450 X 2006 Alt. sprocket.
HM Italia CREF 450 X 2007 Alt. sprocket.
HM Italia CREF 450 X 2008 Alt. sprocket.
HM Italia CREF 450 X 2009 Alt. sprocket.
HM Italia CREF 450 X 2010 Alt. sprocket.
HM Italia CREF 450 X 2012 Alt. sprocket.
HM Italia CREF 450 X 2013 Alt. sprocket.
HM Italia CREF 450 X 2014 Alt. sprocket.
HM Italia CREF 450 X 2015 Alt. sprocket.
HM Italia CREF 450 X 2016 Alt. sprocket.
HM Italia CREF 500 X 2008 Chain Pitch: 520
HM Italia CREF 500 X 2009 Chain Pitch: 520
HM Italia CREF 500 X 2010 Chain Pitch: 520
HM Italia CREF 500 X 2011 Chain Pitch: 520
HM Italia CREF 500 X 2012 Chain Pitch: 520
HM Italia CREF 500 X 2013 Chain Pitch: 520
HM Italia CREF 500 X 2014 Chain Pitch: 520
HM Italia CREF 500 X 2015 Chain Pitch: 520
HM Italia CREF 500 X 2016 Chain Pitch: 520
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