Reference: 3987.1020.45
Crown 45 to 70 teeth with the choices in 420 for DERBI SENDA SM, X-TREM, X-RACE, DRD, APRILIA RX, SX 50 ... 2000 to 2010
Very good quality, ideal for refurbishment on your 50 gearbox motorcycle.
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Crown of very good quality, brand TNT RACING, mounts on the RIEJU RR, SPIX, SMX, RMX ... In super biker or cross (enduro) 50cc. Teeth 48 teeth, width for chain and sprocket of 420 (6).
Before purchase, make sure that you have a flat crown with a screw center distance of 100 as in the diagram (screw hole 8.5mm) with a Ø for 80mm hub.
Reference: 3987.1020.45
Very good quality, ideal for refurbishment on your 50 gearbox motorcycle.
Reference: 450038
Crown of very good quality, identical to the original but with a much lower price. Available in 48, 52 or 53 teeth, 6 fixing points, Ø105mm.
Reference: 513618
CONTI reinforced crown for BETA FACTORY, RR... 50cc 2T motorcycles from 2005.
Reference: 2252.3059.46
Crown FRANCE EQUIPMENT for motorcycle with gearbox MBK X LIMIT from 1991 to 2002 in 420 with 8 holes.
Reference: 0370.3000.30
Very good quality, ideal for refurbishing your motorcycle YAMAHA DTR 50. (adaptation in 420)
Reference: 2907.1955.45
Very good quality, ideal for adjusting the transmission of your 50cc gearbox as well as possible.
Reference: 264776
A crown identical to the origin, at a low price.
Reference: 0303.0255.35
Very good quality, ideal for refurbishment MONKEY on your bike.
Reference: 264746A
Quality to replace your worn original crown!
Reference: 264771
A crown identical to the original, cheap.
Reference: 509882
Reinforced crown DOPLLER with a superb color for motorcycles BETA FACTORY, RR ... 50cc 2T from 2005.
Reference: 3000.30
Very good quality, ideal for adjusting the transmission of your 50cc gearbox as well as possible.Centering Ø 44mm, diameter of the screw anchors 60mm.
Reference: 0370.3000.30
Very good quality, ideal for a refurbishment on your motorcycle YAMAHA DTR 50 from 1996 to 2002. To put a chain and a pinion in 420!
Reference: 264765A
The same crown at the origin but less than concession!
Reference: 0372.1569.49
Very good quality, ideal for adjusting the transmission of your 50cc motorcycle.
Reference: 505499
Crown reinforced DOPLLER ave a superb color for motorcycles SHERCO 50 and 125cc.