JT steel rear sprocket JTR1847.57, 57 teeth, 428 pitch

JT steel rear sprocket JTR1847.57, 57 teeth, pitch 428

JT rear sprocket. The vehicle compatibility list below has been taken from the official JT Sprockets Application Guide 2024.

Technical data

• JT part number / fitment: JTR1847
• Installation position: Rear
• Chain pitch: 428
• Teeth selectable in shop: 57

Suitable for – official JT vehicle compatibility

Important regarding tooth selection: The JT fitment number describes the correct mount. The Application Guide also specifies the number of teeth with which the respective vehicle is listed. A different number of teeth offered within the same fitment family will change the gear ratio and may differ from the stock gearing.

47 teeth according to JT Application Guide

• Yamaha TZR125 R 4DL Japan (125 cc) – model years 93-95 – chain 428, 136 links
• Yamaha SRX600 35X Japan (600 cc) – model year 90- – chain 428, 138 links

48 teeth according to JT Application Guide

• Yamaha XT250 X,Y,Z,A,B,D,E,F,G,H,J,K,L1,M (250 cc) – model years 08-21 – chain 428, 128 links
• Yamaha XT250 N,P,R (250 cc) – model years 22-24 – chain 428, 128 links
• Yamaha XT250 X Serrow 3C5 Japan (250 cc) – model year not specified in JT Guide – chain 428, 128 links

50 teeth according to JT Application Guide

• Yamaha SRX400 Japan (400 cc) – model year not specified in JT Guide – chain 428

51 teeth according to JT Application Guide

• Yamaha TZR80 R (80 cc) – model year 96 – chain 428, 136 links
• Yamaha TZR125 R Germany (125 cc) – model years 95-96 – chain 428
• Yamaha TZR125 RR (125 cc) – model years 96-00 – chain 428

52 teeth according to JT Application Guide

• Yamaha FZR250 Fazer 1HX,IKG Japan (250 cc) – model year not specified in JT Guide – chain 428, 130 links
• Yamaha FZR400 RR EXUP 3TJ2-7 (400 cc) – model year not specified in JT Guide – chain 428, 128 links

55 teeth according to JT Application Guide

• Yamaha FZR250 Genesis 2KR,2RF Japan (250 cc) – model year 89- – chain 428, 130 links
• Yamaha FZR400 R EXUP MK1,MK2 1WG Japan (400 cc) – model years 88-89 – chain 428, 130 links
• Yamaha FZR400 RR EXUP 3TJ1 (400 cc) – model year not specified in JT Guide – chain 428, 130 links
• Yamaha FZR400 RR EXUP 4DX1/2 (400 cc) – model years 90-95 – chain 428, 130 links
• Yamaha FZR400 U,W,A USA (400 cc) – model years 88-90 – chain 428, 130 links
• Yamaha FZR400 SC U,W,A USA (400 cc) – model years 88-90 – chain 428, 130 links
• Yamaha FZR400 RRSP,RR USA (400 cc) – model years 91-92 – chain 428, 130 links

56 teeth according to JT Application Guide

• Yamaha FZR250 EXUP 3LN Japan (250 cc) – model year 89- – chain 428, 130 links

57 teeth according to JT Application Guide

• Yamaha TDR125 4FU (125 cc) – model years 93-94 – chain 428, 136 links
• Yamaha TDR125 4GW,4GX (125 cc) – model years 93-94 – chain 428, 136 links
• Yamaha TDR125 (125 cc) – model years 95-01 – chain 428, 136 links

Installation and gearing note

• Check model, model year, chain pitch, and desired number of teeth before ordering.
• A different number of teeth changes the gear ratio and may require a different chain length or an adjustment of chain tension.
• Perform installation and tighten bolts to the vehicle manufacturer's torque specifications.