REAR SPROCKET STEEL HARD ZBK, C45 INDUCTIONJTR1304.43ZBK
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 include a unique self-cleaning design that keeps the contact area clear, significantly reduced weight versus conventional steel rears, heat-induction hardened C45 steel construction, and it lasts up to 6 times longer than a 7075-aluminium sprocket. It greatly extends chain life by minimizing abrasive buildup and has optimized tooth geometry for smooth, efficient drive. Specifications include heat-induction hardened C45 steel material, 43 tooth count, 525 drive chain pitch, and black color.
- SKU
- SR1304-43.S.ZBK
- Brand
- JT
- Availability
- In Stock (2)
FULL DESCRIPTION
JT Rear Steel Hard Sprocket - Black
Experience the next standard in motorcycle drivetrain durability and efficiency with this high-performance rear steel sprocket. Engineered with a unique self-cleaning profile, it effectively clears the contact patch while significantly reducing overall weight compared to conventional steel sprockets. The advanced heat-induction hardening process applied to the C45 steel construction ensures exceptional longevity, lasting up to six times longer than sprockets made from 7075 aluminum.
This sprocket is designed to protect your chain and optimize your riding performance. Its advanced material and design greatly extend chain life by minimizing abrasive buildup and feature optimized tooth geometry for smooth, efficient power transfer.
Key Features:
- Unique self-cleaning design maintains a clear contact area.
- Significantly reduced weight compared to traditional steel rear sprockets.
- Constructed from heat-induction hardened C45 steel for superior durability.
- Offers up to 6 times longer lifespan than 7075-aluminum sprockets.
- Enhances chain longevity by reducing abrasive buildup.
- Optimized tooth geometry ensures smooth and efficient drive.
Specifications:
- Material: Heat-induction hardened C45 steel
- Tooth Count: 43
- Drive Chain Pitch: 525
- Color: Black


