The Warp 9 Sigma Limited Edition Sprocket Mid 25-Current is a 520 size e-moto sprocket built to match the Altis Sigma Mid platform from 2025 to current, including the Altis Sigma Limited Edition. It’s offered in multiple tooth-count options so you can choose gearing that suits your setup, from quick acceleration-focused gearing to more speed-oriented ratios depending on your needs. This sprocket is specifically intended for 520 chain size applications on the listed models, making it a straightforward replacement or gearing-change option when you want a precise fit for the correct generation of Altis Sigma Mid bikes.
This is a 520 size sprocket, designed for use with a 520 chain size setup on the specified Altis Sigma Mid models. It’s a direct way to replace a worn sprocket or change gearing while keeping the correct chain size compatibility for the 2025-current fitment listed.
Fits: Altis Sigma Mid 2025 - Current. Fits Altis Sigma Limited Edition. This sprocket is intended for those specific applications, helping ensure the correct match to the right model generation.
Available Size options include 40 tooth, 42 tooth, 44 tooth, 48 tooth, 50 tooth, 52 tooth, 54 tooth, and 58 tooth. These choices let you select the gearing range you want while staying within the same sprocket family and fitment.
This is a 520 size sprocket.
Fits: Altis Sigma Mid 2025 - Current.
Fits Altis Sigma Limited Edition.
| Product type | E-Moto Sprocket |
|---|---|
| Chain size | 520 |
| Size options | 40 tooth, 42 tooth, 44 tooth, 48 tooth, 50 tooth, 52 tooth, 54 tooth, 58 tooth |
| SKU (40 tooth) | A-SSPRO-40-2A |
| SKU (42 tooth) | A-SSPRO-42-2A |
| SKU (44 tooth) | A-SSPRO-44-2A |
| SKU (48 tooth) | A-SSPRO-48-2A |
| SKU (50 tooth) | A-SSPRO-50-2A |
| SKU (52 tooth) | A-SSPRO-52-2A |
| SKU (54 tooth) | A-SSPRO-54-2A |
| SKU (58 tooth) | A-SSPRO-58-2A |
Fits: Altis Sigma Mid 2025 - Current.
Fits Altis Sigma Limited Edition.
NOTE: does not fit the 2024 thru mid 2025 model with 428 chain size. for those click here
The fitment note above was highlighted in the source listing and is especially important: NOTE: does not fit the 2024 thru mid 2025 model with 428 chain size. for those click here
