REAR SPROCKET JTR239.42 420

Built from premium C49 high-carbon steel, JT Steel Sprockets deliver OEM-level precision and durability. With 2,500+ fitments for motorcycles and ATVs, they offer long life, exact fit, and dependable power transfer mile after mile.

Features

• C49 high-carbon steel rears for long wear
• Precision manufacturing for exact OEM fit
• Broad coverage with 2,500+ motorcycle & ATV applications
• Consistent power transfer and sprocket tooth profile accuracy
• Engineered for durability in street, track, and off-road use

Specifications

• Material: C49 high-carbon steel
• Tooth count: 42
• Drive chain pitch: 420
• Colour: Black

Vehicle Fitment

Honda (Off Road, Rear)

• CR80 RA Elsinore (80)
• CR80 RB Elsinore (81)
• CR80 R2F (85)
• CR80 R2G (86)

Honda (Road, Rear)

• MB5 (82)
• MB50 SA (79-83)
• MB80
• MB80 S-A (80)
• MB80 SA HC01 (80-83)
• MBX50 SDF (40 kmh) (85)
• MBX50 SD,SF (84-86)
• MBX50 SDH (87)
• MBX75 (84)
• MBX80 (83)
• MBX80 FWD,FWF (83-86)
• MCX80 SD HC05 (82-87)
• MT50
• MT50 S (80-81)
• MT80
• MT80 SA HC02 (80)
• MTX50
• MTX50 (85-90)
• MTX50 AD05 (82-84)
• MTX50 S-C,E (83-85)
• MTX75 (87)
• MTX80
• MTX80 C HC06 (82)
• MTX80 RFD,RFF (83-86)
• MTX80 RSD HC08 (83)
• NS50 F (90)