DRIVETRAIN·Chain
OEM 420 Drive Chain (Delta / Delta S)
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$50.99
$12 flat shipping
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- →Delta uses 420 pitch chain. Sigma uses 428H (2025) or 520H (2026) - different chain. Delta platform part; fitment extended to Delta S (same 72V 17"/14" chassis family - verify suspension spring rate preference).
- →Direct OEM replacement — exact fit guaranteed
- →Verified fitment for 2 bike models
About the Chain
Delta uses 420 pitch chain. Sigma uses 428H (2025) or 520H (2026) - different chain. Delta platform part; fitment extended to Delta S (same 72V 17"/14" chassis family - verify suspension spring rate preference).
Fits: Altis Delta, Altis Delta S
Install & Care
Skill Level
Intermediate
Install Time
30–60 min
Tools Needed
Chain breaker, socket set
Maintenance
Every 8–10 hrs
Refer to your bike's service manual for installation torque specs. When in doubt, consult a qualified electric motorcycle technician.
Fits These Bikes
2 modelsSpecifications
Pitch
420
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OEM 420 Drive Chain (Delta / Delta S)
$50.99