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Chain sprocket set Yamaha YZ250FX 2017 - 2018 (made by Chiaravalli / RK)

Parts listed below should be used on Yamaha:
- YZ250FX of the years 2017 and 2018.

K Chiaravalli front sprocket - 12 teeth - pitch 530 (stock pitch)

K Chiaravalli front sprocket - 12 teeth - pitch 530 (stock pitch)
#405012K

Made of 16CrNi4 steel.



Code 405012K
Price EUR 10.80
Price EUR 9.72
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

K Chiaravalli front sprocket - 13 teeth - pitch 530 (stock pitch)

K Chiaravalli front sprocket - 13 teeth - pitch 530 (stock pitch)
#405013K

Made of 16CrNi4 steel.



Code 405013K
Price EUR 10.80
Price EUR 9.72
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

K Chiaravalli front sprocket - 14 teeth - pitch 530 (stock pitch)

K Chiaravalli front sprocket - 14 teeth - pitch 530 (stock pitch)
#405014K

Made of 16CrNi4 steel.



Code 405014K
Price EUR 11.00
Price EUR 9.90
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

K Chiaravalli front sprocket - 15 teeth - pitch 530 (stock pitch)

K Chiaravalli front sprocket - 15 teeth - pitch 530 (stock pitch)
#405015K

Made of 16CrNi4 steel.



Code 405015K
Price EUR 12.00
Price EUR 10.80
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

KC Chiaravalli front sprocket - 13 teeth - pitch 520 (stock pitch)

KC Chiaravalli front sprocket - 13 teeth - pitch 520 (stock pitch)
#405013KC

Made of 16CrNi4 steel.
With mud groove.
With lightening holes.



Code 405013KC
Price EUR 14.60
Price EUR 13.14
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

KC Chiaravalli front sprocket - 14 teeth - pitch 520 (stock pitch)

KC Chiaravalli front sprocket - 14 teeth - pitch 520 (stock pitch)
#405014KC

Made of 16CrNi4 steel.
With mud groove.
With lightening holes.



Code 405014KC
Price EUR 14.80
Price EUR 13.32
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

EC silver Chiaravalli rear sprocket - 47 teeth - pitch 520 (stock pitch)

EC silver Chiaravalli rear sprocket - 47 teeth - pitch 520 (stock pitch)
#201547EC

Made of anodized ergal 7075T6.
With mud groove.



Code 201547EC
Price EUR 42.60
Price EUR 38.34
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

EC silver Chiaravalli rear sprocket - 48 teeth - pitch 520 (stock pitch)

EC silver Chiaravalli rear sprocket - 48 teeth - pitch 520 (stock pitch)
#201548EC

Made of anodized ergal 7075T6.
With mud groove.



Code 201548EC
Price EUR 42.60
Price EUR 38.34
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

EC silver Chiaravalli rear sprocket - 49 teeth - pitch 520 (stock pitch)

EC silver Chiaravalli rear sprocket - 49 teeth - pitch 520 (stock pitch)
#201549EC

Made of anodized ergal 7075T6.
With mud groove.



Code 201549EC
Price EUR 43.20
Price EUR 38.88
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

EC silver Chiaravalli rear sprocket - 50 teeth - pitch 520 (stock pitch)

EC silver Chiaravalli rear sprocket - 50 teeth - pitch 520 (stock pitch)
#201550EC

Made of anodized ergal 7075T6.
With mud groove.



Code 201550EC
Price EUR 43.20
Price EUR 38.88
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

EC silver Chiaravalli rear sprocket - 51 teeth - pitch 520 (stock pitch)

EC silver Chiaravalli rear sprocket - 51 teeth - pitch 520 (stock pitch)
#201551EC

Made of anodized ergal 7075T6.
With mud groove.



Code 201551EC
Price EUR 45.10
Price EUR 40.59
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

EC silver Chiaravalli rear sprocket - 52 teeth - pitch 520 (stock pitch)

EC silver Chiaravalli rear sprocket - 52 teeth - pitch 520 (stock pitch)
#201552EC

Made of anodized ergal 7075T6.
With mud groove.



Code 201552EC
Price EUR 45.10
Price EUR 40.59
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

EC silver Chiaravalli rear sprocket - 53 teeth - pitch 520 (stock pitch)

EC silver Chiaravalli rear sprocket - 53 teeth - pitch 520 (stock pitch)
#201553EC

Made of anodized ergal 7075T6.
With mud groove.



Code 201553EC
Price EUR 45.70
Price EUR 41.13
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

EC blue Chiaravalli rear sprocket - 48 teeth - pitch 520 (stock pitch)

EC blue Chiaravalli rear sprocket - 48 teeth - pitch 520 (stock pitch)
#201548ECBLUE

Made of anodized ergal 7075T6.
With mud groove.



Code 201548ECBLUE
Price EUR 51.30
Price EUR 46.17
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

EC blue Chiaravalli rear sprocket - 49 teeth - pitch 520 (stock pitch)

EC blue Chiaravalli rear sprocket - 49 teeth - pitch 520 (stock pitch)
#201549ECBLUE

Made of anodized ergal 7075T6.
With mud groove.



Code 201549ECBLUE
Price EUR 51.90
Price EUR 46.71
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

EC blue Chiaravalli rear sprocket - 50 teeth - pitch 520 (stock pitch)

EC blue Chiaravalli rear sprocket - 50 teeth - pitch 520 (stock pitch)
#201550ECBLUE

Made of anodized ergal 7075T6.
With mud groove.



Code 201550ECBLUE
Price EUR 51.90
Price EUR 46.71
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

EC blue Chiaravalli rear sprocket - 51 teeth - pitch 520 (stock pitch)

EC blue Chiaravalli rear sprocket - 51 teeth - pitch 520 (stock pitch)
#201551ECBLUE

Made of anodized ergal 7075T6.
With mud groove.



Code 201551ECBLUE
Price EUR 53.80
Price EUR 48.42
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

EC blue Chiaravalli rear sprocket - 52 teeth - pitch 520 (stock pitch)

EC blue Chiaravalli rear sprocket - 52 teeth - pitch 520 (stock pitch)
#201552ECBLUE

Made of anodized ergal 7075T6.
With mud groove.



Code 201552ECBLUE
Price EUR 53.80
Price EUR 48.42
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

EC black Chiaravalli rear sprocket - 48 teeth - pitch 520 (stock pitch)

EC black Chiaravalli rear sprocket - 48 teeth - pitch 520 (stock pitch)
#201548ECBLACK

Made of anodized ergal 7075T6.
With mud groove.



Code 201548ECBLACK
Price EUR 51.30
Price EUR 46.17
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

EC black Chiaravalli rear sprocket - 49 teeth - pitch 520 (stock pitch)

EC black Chiaravalli rear sprocket - 49 teeth - pitch 520 (stock pitch)
#201549ECBLACK

Made of anodized ergal 7075T6.
With mud groove.



Code 201549ECBLACK
Price EUR 51.90
Price EUR 46.71
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

EC black Chiaravalli rear sprocket - 50 teeth - pitch 520 (stock pitch)

EC black Chiaravalli rear sprocket - 50 teeth - pitch 520 (stock pitch)
#201550ECBLACK

Made of anodized ergal 7075T6.
With mud groove.



Code 201550ECBLACK
Price EUR 51.90
Price EUR 46.71
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

EC black Chiaravalli rear sprocket - 51 teeth - pitch 520 (stock pitch)

EC black Chiaravalli rear sprocket - 51 teeth - pitch 520 (stock pitch)
#201551ECBLACK

Made of anodized ergal 7075T6.
With mud groove.



Code 201551ECBLACK
Price EUR 53.80
Price EUR 48.42
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

EC black Chiaravalli rear sprocket - 52 teeth - pitch 520 (stock pitch)

EC black Chiaravalli rear sprocket - 52 teeth - pitch 520 (stock pitch)
#201552ECBLACK

Made of anodized ergal 7075T6.
With mud groove.



Code 201552ECBLACK
Price EUR 53.80
Price EUR 48.42
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

PX black Chiaravalli rear sprocket - 48 teeth - pitch 520 (stock pitch)

PX black Chiaravalli rear sprocket - 48 teeth - pitch 520 (stock pitch)
#201548PXBLACK

Carbon steel teeth.
Anodized alloy center.



Code 201548PXBLACK
Price EUR 65.00
Price EUR 58.50
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

PX black Chiaravalli rear sprocket - 49 teeth - pitch 520 (stock pitch)

PX black Chiaravalli rear sprocket - 49 teeth - pitch 520 (stock pitch)
#201549PXBLACK

Carbon steel teeth.
Anodized alloy center.



Code 201549PXBLACK
Price EUR 65.00
Price EUR 58.50
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

PX black Chiaravalli rear sprocket - 50 teeth - pitch 520 (stock pitch)

PX black Chiaravalli rear sprocket - 50 teeth - pitch 520 (stock pitch)
#201550PXBLACK

Carbon steel teeth.
Anodized alloy center.



Code 201550PXBLACK
Price EUR 65.00
Price EUR 58.50
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

PX black Chiaravalli rear sprocket - 51 teeth - pitch 520 (stock pitch)

PX black Chiaravalli rear sprocket - 51 teeth - pitch 520 (stock pitch)
#201551PXBLACK

Carbon steel teeth.
Anodized alloy center.



Code 201551PXBLACK
Price EUR 65.00
Price EUR 58.50
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

PX black Chiaravalli rear sprocket - 52 teeth - pitch 520 (stock pitch)

PX black Chiaravalli rear sprocket - 52 teeth - pitch 520 (stock pitch)
#201552PXBLACK

Carbon steel teeth.
Anodized alloy center.



Code 201552PXBLACK
Price EUR 65.00
Price EUR 58.50
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

PX blue Chiaravalli rear sprocket - 48 teeth - pitch 520 (stock pitch)

PX blue Chiaravalli rear sprocket - 48 teeth - pitch 520 (stock pitch)
#201548PXBLUE

Carbon steel teeth.
Anodized alloy center.



Code 201548PXBLUE
Price EUR 65.00
Price EUR 58.50
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

PX blue Chiaravalli rear sprocket - 49 teeth - pitch 520 (stock pitch)

PX blue Chiaravalli rear sprocket - 49 teeth - pitch 520 (stock pitch)
#201549PXBLUE

Carbon steel teeth.
Anodized alloy center.



Code 201549PXBLUE
Price EUR 65.00
Price EUR 58.50
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

PX blue Chiaravalli rear sprocket - 50 teeth - pitch 520 (stock pitch)

PX blue Chiaravalli rear sprocket - 50 teeth - pitch 520 (stock pitch)
#201550PXBLUE

Carbon steel teeth.
Anodized alloy center.



Code 201550PXBLUE
Price EUR 65.00
Price EUR 58.50
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

PX blue Chiaravalli rear sprocket - 51 teeth - pitch 520 (stock pitch)

PX blue Chiaravalli rear sprocket - 51 teeth - pitch 520 (stock pitch)
#201551PXBLUE

Carbon steel teeth.
Anodized alloy center.



Code 201551PXBLUE
Price EUR 65.00
Price EUR 58.50
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

PX blue Chiaravalli rear sprocket - 52 teeth - pitch 520 (stock pitch)

PX blue Chiaravalli rear sprocket - 52 teeth - pitch 520 (stock pitch)
#201552PXBLUE

Carbon steel teeth.
Anodized alloy center.



Code 201552PXBLUE
Price EUR 65.00
Price EUR 58.50
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

PX gold Chiaravalli rear sprocket - 48 teeth - pitch 520 (stock pitch)

PX gold Chiaravalli rear sprocket - 48 teeth - pitch 520 (stock pitch)
#201548PXGOLD

Carbon steel teeth.
Anodized alloy center.



Code 201548PXGOLD
Price EUR 65.00
Price EUR 58.50
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

PX gold Chiaravalli rear sprocket - 49 teeth - pitch 520 (stock pitch)

PX gold Chiaravalli rear sprocket - 49 teeth - pitch 520 (stock pitch)
#201549PXGOLD

Carbon steel teeth.
Anodized alloy center.



Code 201549PXGOLD
Price EUR 65.00
Price EUR 58.50
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

PX gold Chiaravalli rear sprocket - 50 teeth - pitch 520 (stock pitch)

PX gold Chiaravalli rear sprocket - 50 teeth - pitch 520 (stock pitch)
#201550PXGOLD

Carbon steel teeth.
Anodized alloy center.



Code 201550PXGOLD
Price EUR 65.00
Price EUR 58.50
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

PX gold Chiaravalli rear sprocket - 51 teeth - pitch 520 (stock pitch)

PX gold Chiaravalli rear sprocket - 51 teeth - pitch 520 (stock pitch)
#201551PXGOLD

Carbon steel teeth.
Anodized alloy center.



Code 201551PXGOLD
Price EUR 65.00
Price EUR 58.50
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

PX gold Chiaravalli rear sprocket - 52 teeth - pitch 520 (stock pitch)

PX gold Chiaravalli rear sprocket - 52 teeth - pitch 520 (stock pitch)
#201552PXGOLD

Carbon steel teeth.
Anodized alloy center.



Code 201552PXGOLD
Price EUR 65.00
Price EUR 58.50
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

ESM Chiaravalli rear sprocket - 42 teeth - pitch 520 (stock pitch)

ESM Chiaravalli rear sprocket - 42 teeth - pitch 520 (stock pitch)
#201542ESM

Made of anodized ergal 7075T6.



Code 201542ESM
Price EUR 38.70
Price EUR 34.83
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

ESM Chiaravalli rear sprocket - 43 teeth - pitch 520 (stock pitch)

ESM Chiaravalli rear sprocket - 43 teeth - pitch 520 (stock pitch)
#201543ESM

Made of anodized ergal 7075T6.



Code 201543ESM
Price EUR 40.20
Price EUR 36.18
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

ESM Chiaravalli rear sprocket - 44 teeth - pitch 520 (stock pitch)

ESM Chiaravalli rear sprocket - 44 teeth - pitch 520 (stock pitch)
#201544ESM

Made of anodized ergal 7075T6.



Code 201544ESM
Price EUR 40.20
Price EUR 36.18
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

ESM Chiaravalli rear sprocket - 45 teeth - pitch 520 (stock pitch)

ESM Chiaravalli rear sprocket - 45 teeth - pitch 520 (stock pitch)
#201545ESM

Made of anodized ergal 7075T6.



Code 201545ESM
Price EUR 41.80
Price EUR 37.62
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

ESM Chiaravalli rear sprocket - 45 teeth - pitch 520 (stock pitch)

ESM Chiaravalli rear sprocket - 45 teeth - pitch 520 (stock pitch)
#201546ESM

Made of anodized ergal 7075T6.



Code 201546ESM
Price EUR 41.80
Price EUR 37.62
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

C Chiaravalli rear sprocket - 46 teeth - pitch 520 (stock pitch)

C Chiaravalli rear sprocket - 46 teeth - pitch 520 (stock pitch)
#201546C

Made of ET-RG45 steel.



Code 201546C
Price EUR 30.00
Price EUR 27.00
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

C Chiaravalli rear sprocket - 48 teeth - pitch 520 (stock pitch)

C Chiaravalli rear sprocket - 48 teeth - pitch 520 (stock pitch)
#201548C

Made of ET-RG45 steel.



Code 201548C
Price EUR 30.00
Price EUR 27.00
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

C Chiaravalli rear sprocket - 49 teeth - pitch 520 (stock pitch)

C Chiaravalli rear sprocket - 49 teeth - pitch 520 (stock pitch)
#201549C

Made of ET-RG45 steel.



Code 201549C
Price EUR 30.00
Price EUR 27.00
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

C Chiaravalli rear sprocket - 50 teeth - pitch 520 (stock pitch)

C Chiaravalli rear sprocket - 50 teeth - pitch 520 (stock pitch)
#201550C

Made of ET-RG45 steel.



Code 201550C
Price EUR 30.00
Price EUR 27.00
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

C Chiaravalli rear sprocket - 52 teeth - pitch 520 (stock pitch)

C Chiaravalli rear sprocket - 52 teeth - pitch 520 (stock pitch)
#201552C

Made of ET-RG45 steel.



Code 201552C
Price EUR 30.00
Price EUR 27.00
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

520MXZ4 RK black chain - 120 links - pitch 520 (stock pitch)

520MXZ4 RK black chain - 120 links - pitch 520 (stock pitch)
#HB752033120K

Without ring.
With CL clip-link.



Code HB752033120K
Price EUR 72.00
Price EUR 64.80
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

Spare black CL clip-link for 520MXZ4 RK chain

Spare black CL clip-link for 520MXZ4 RK chain
#HB752033010K

Code HB752033010K
Price EUR 3.20
Price EUR 2.88
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

GB520MXZ4 RK gold chain - 120 links - pitch 520 (stock pitch)

GB520MXZ4 RK gold chain - 120 links - pitch 520 (stock pitch)
#HB752033120G

Without ring.
With CL clip-link.



Code HB752033120G
Price EUR 79.00
Price EUR 71.10
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

Spare gold CL clip-link for GB520MXZ4 RK chain

Spare gold CL clip-link for GB520MXZ4 RK chain
#HB752033010G

Code HB752033010G
Price EUR 3.40
Price EUR 3.06
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

NR520MXZ4 RK red chain - 120 links - pitch 520 (stock pitch)

NR520MXZ4 RK red chain - 120 links - pitch 520 (stock pitch)
#HB752033120R

Without ring.
With CL clip-link.



Code HB752033120R
Price EUR 89.00
Price EUR 80.10
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

Spare red CL clip-link for NR520MXZ4 RK chain

Picture coming soon

#HB752033010R

Code HB752033010R
Price EUR 3.80
Price EUR 3.42
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

NB520MXZ4 RK blue chain - 120 links - pitch 520 (stock pitch)

NB520MXZ4 RK blue chain - 120 links - pitch 520 (stock pitch)
#HB752033120B

Without ring.
With CL clip-link.



Weight Kg 1.640

Code HB752033120B
Price EUR 89.00
Price EUR 80.10
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

Spare blue CL clip-link for NB520MXZ4 RK chain

Spare blue CL clip-link for NB520MXZ4 RK chain
#HB752033010B

Code HB752033010B
Price EUR 3.80
Price EUR 3.42
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

ND520MXZ4 RK orange chain - 120 links - pitch 520 (stock pitch)

ND520MXZ4 RK orange chain - 120 links - pitch 520 (stock pitch)
#HB752033120D

Without ring.
With CL clip-link.



Code HB752033120D
Price EUR 89.00
Price EUR 80.10
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

Spare orange CL clip-link for ND520MXZ4 RK chain

Spare orange CL clip-link for ND520MXZ4 RK chain
#HB752033010D

Code HB752033010D
Price EUR 3.80
Price EUR 3.42
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

NM520MXZ4 RK green chain - 120 links - pitch 520 (stock pitch)

NM520MXZ4 RK green chain - 120 links - pitch 520 (stock pitch)
#HB752033120M

Without ring.
With CL clip-link.



Code HB752033120M
Price EUR 89.00
Price EUR 80.10
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

Spare green CL clip-link for NM520MXZ4 RK chain

Spare green CL clip-link for NM520MXZ4 RK chain
#HB752033010M

Code HB752033010M
Price EUR 3.80
Price EUR 3.42
Delivery 6-12 days
pieces

add to cart
10% off
free shipping

For more info and applications, look up:
- Chiaravalli front / rear sprockets and RK chains

RED Racing Parts review

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J. H. - U.S.A. (5 March 2019)

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