Honda 125 Supra-X / Helmin 428 Conversion 428H 108 Link Drive Chain
Heavy-duty replacement motorcycle drive chain for Honda 125 Supra-X / Helmin 428 Conversion. Supplied in 428H, 108-link specification.
Verified Fitment
- Honda 125 Supra-X / Helmin 428 Conversion – 2017-2018
- Greece / SE Asia, 428 conversion only
JT catalogue specifies 428 pitch and 108 links for the 428-chain conversion setup.
Conversion fitment: This listing is for the documented 428-chain conversion setup. It is not a direct replacement for a motorcycle still using its original non-428 chain and sprockets.
Chain Specification
- Chain size: 428H
- Length: 108 links
- Nominal pitch: 12.7mm / 1/2 inch
- Heavy-duty 428-format drive chain
- Moto Mania SKU: 01447-DNT
Fitment / Manufacturer Cross-References
- Front sprocket catalogue reference: JTF273
- Rear sprocket catalogue reference: JTR1212
- Chain specification search terms: 428H-108L, 428-108
- JT equivalent chain family: 428 HDR
JT sprocket references are supplied as fitment cross-references only. This Moto Mania product is an unbranded aftermarket chain and is not represented as a genuine JT product.
Compatibility Check
Confirm the motorcycle uses 428-pitch sprockets and requires 108 links with the sprocket sizes currently fitted. Modified gearing can change the required chain length.
Delivery & Returns
- Fast UK dispatch
- Free UK delivery where shown on the product page
- 30-day returns subject to the store returns policy