REAR SPROCKET STEEL JTR251.51SC, LIGHTWEIGHT SELF-CLEANING

The next standard in MX durability and efficiency: a unique self-cleaning profile keeps the contact patch clear while trimming weight. Heat-induction hardened C45 steel lasts up to six times longer than 7075 aluminium, protecting your chain and your lap times.

Features

• Unique self-cleaning design keeps contact area clear
• Significantly reduced weight versus conventional steel rears
• Heat-induction hardened C45 steel construction
• Lasts up to 6× longer than a 7075-aluminium sprocket
• Greatly extends chain life by minimizing abrasive buildup
• Optimized tooth geometry for smooth, efficient drive

Specifications

• Material: Heat-induction hardened C45 steel
• Tooth count: 51
• Drive chain pitch: 520
• Colour: Black

Vehicle Fitment

Honda (Road, Rear)

• XR250 Tornado

Yamaha (Off Road, Rear)

• TT-R230 M,N,P (21-23)
• TT-R230 R (24)
• TT-R230 S (25)
• TT-R230 T,V,W,X,Y,Z,A,B,D,E,F,G,H,J,K,L 1C6 (05-20)
• TT-R230 T1 (26)
• WR250 F-A,B,D,E,F,G,H,J (Off Road Version) (11-19)
• WR250 F-F,G,H,J,K,L (Off Road Version) 2GB (15-20)
• WR250 F-L (Off Road Version) (20)
• WR250 F-L,M (99-00)
• WR250 F-M,N,P (Off Road Version) (21-23)
• WR250 F-M,N,P,R (Off Road Version) (21-24)
• WR250 F-R (Off Road Version) (24)
• WR250 F-S (Off Road Version) (25)
• WR250 F-S1 (Off Road Version) (25)
• WR250 F-T1 (Off Road Version) (26)
• WR250 F-W,X,Y,Z (Off Road Version) 5UMU/W (07-10)
• WR250 FN (Enduro Version) (01)
• WR400 F-L,M,N (99-01)
• WR426 F-N,P (01-02)
• WR450 F-L (20)
• WR450 F-M (21)
• WR450 F-N,P (22-23)
• WR450 F-R (24)
• WR450 F-R,S,T,V 5TJ6 (03-06)
• WR450 F-S (25)
• WR450 F-T1 (26)
• WR450 F-W,X,Y (07-09)
• WR450 F-Z,A,B,D,E,F,G,H,J,K 5TJU/W (10-19)
• YZ125 L,M,N (99-01)
• YZ125 L2,M2 (20-21)
• YZ125 N2L (22)
• YZ125 P,R,S 5XE2 (02-04)
• YZ125 P2L (23)
• YZ125 RL (24)
• YZ125 RSE 50th Anniversary Ed. (24)
• YZ125 SL (25)
• YZ125 SME Monster Energy Ed (25)
• YZ125 T,V,W,X,Y,Z,A1,B,D2,E2,F2,G2,H2,J2,K2 (05-19)
• YZ125 TL (26)
• YZ125 TSE 70th Anniversary Ed. (26)
• YZ125 X-L,M (20-21)
• YZ125 X-L,N,P (22-23)
• YZ125 X-R (24)
• YZ125 X-S (25)
• YZ125 X-T (26)
• YZ250 L,M,N (99-01)
• YZ250 L2,M2 (20-21)
• YZ250 N2 (22)
• YZ250 N2ME Monster (22)
• YZ250 P,R,S (02-04)
• YZ250 P2 (23)
• YZ250 R (24)
• YZ250 R,S (03-04)
• YZ250 RSE 50th Anniversary Edition (24)
• YZ250 S (25)
• YZ250 T (26)
• YZ250 T,V,W,X,Y,Z,A1,B1,D2,E2,F2,G2,H2,J2,K2 1P8,1SS (05-19)
• YZ250 TSE 50th Anniversary Edition (26)
• YZ250 F-B,D,E,F,G,H,K,L,M (12-21)
• YZ250 F-E,F,G,H,J,K,L,M (4-Stroke) 1SM (14-21)
• YZ250 F-F,G,H,J,K,L,M (4-Stroke) (14-21)
• YZ250 F-FSME Monster (25)
• YZ250 F-FPME Monster (23)
• YZ250 F-FNME Monster (22)
• YZ250 F-FMME Monster (21)
• YZ250 F-G 60th Anniversary Edition (16)
• YZ250 F-N,P (4-Stroke) (22-23)
• YZ250 F-N,P,R,S (4-Stroke) (01-04)
• YZ250 F-NL,P2L,RL (22-24)
• YZ250 F-R,S (4-Stroke) (24-25)
• YZ250 F-RSE 50th Anniversary Edition (24)
• YZ250 F-T (4-Stroke) (26)
• YZ250 F-T,V,W,X,Y (4-Stroke) (05-09)
• YZ250 F-TSE 70th Anniversary Edition (4-Stroke) (26)
• YZ250 F-Z,A 17D5 (11)
• YZ250 F-Z,A,B,D (4-Stroke) 17D6/7/8 (10-13)
• YZ250 FX-F,G,H,J,K,L1,M (15-21)
• YZ250 FX-N,P (22-23)
• YZ250 FX-R (24)
• YZ250 FX-S (25)
• YZ250 FX-T (26)
• YZ250 X-G,H,J,K,L,M (16-21)
• YZ250 X-N,P (22-23)
• YZ250 X-R (24)
• YZ250 X-S (25)
• YZ400 F-L (99)
• YZ426 F-M,N,P (00-02)
• YZ450 F-B,D (12-13)
• YZ450 F-E (14)
• YZ450 F-F,G,H,J (15-18)
• YZ450 F-F,G,H,J,K 1SL (15-19)
• YZ450 F-FPME Monster (22)
• YZ450 F-FNME Monster (22)
• YZ450 F-FMME Monster (21)
• YZ450 F-G 60h Anniversary Edition (16)
• YZ450 F-K,L,M (19-21)
• YZ450 F-L,M (20-21)
• YZ450 F-MME Monster (21)
• YZ450 F-N (22)
• YZ450 F-NL,P2L,RL (22-24)
• YZ450 F-NME Monster (22)
• YZ450 F-P (23)
• YZ450 F-PME Monster (23)
• YZ450 F-R (24)
• YZ450 F-R,S 5XD2 (03-04)
• YZ450 F-RSE 50th Anniversary Ed. (24)
• YZ450 F-S (25)
• YZ450 F-SME Monster (25)
• YZ450 F-T (26)
• YZ450 F-T,V (05-06)
• YZ450 F-TSE 70th Anniversary Ed. (26)
• YZ450 F-W,X,Y,Z,A,B,D,E 33D (07-14)
• YZ450 FX-G,H,J,K,L1,M (16-21)
• YZ450 FX-N,P (22-23)
• YZ450 FX-R (24)
• YZ450 FX-S (25)
• YZ450 FX-T (26)