Product Description
Deka YTX20CH-BS AGM Powersport Battery
The Deka YTX20CH-BS is an AGM powersport battery engineered for dependable starting and long life-span in motorcycles, snowmobiles, ATVs, and even a few scooters that require the Group 20CH size. Its absorbed glass mat (AGM) design delivers strong cranking performance with spill-proof, vibration-resistant construction. Rated at 270 CCA with 18 Ah capacity, it’s a smart upgrade when you need an AGM snowmobile or motorcycle battery that holds up to real-world riding – from summer heat to frigid winters. This Deka powersport battery ships as a fresh pack (not factory-activated) for optimal shelf life and performance once properly filled and charged.
YTX20CH-BS Features
- Bottle-Supplied Activation – Includes acid pack for proper filling and requires charging before use.
- AGM Construction – Improved plate design for increased durability and extended lifespan.
- 270 Cold Cranking Amps – Delivers reliable starting power in all weather conditions.
- Group 20CH – Direct-fit replacement for applications calling for CTX20CH-BS or MBTX16U.
- Low Self-Discharge – Maintains charge longer between rides than conventional flooded batteries.
- Temperature Tolerant – Excellent performance in both high and very low temperatures.
- Powersport Terminals – Top & front connections for installation flexibility. Hardware included.
- Left-Positive Polarity – Always verify your current battery's terminal locations.
Why Choose the YTX20CH-BS?
Part of the proven Deka Sports Power line from East Penn Manufacturing, the 20CH-BS leverages sealed AGM technology to immobilize electrolyte for spill-proof safety, stronger vibration resistance, and dependable starts. After proper acid fill and initial charge, the battery becomes virtually maintenance-free. Its Group 20CH footprint makes it a direct replacement battery in snowmobiles to ATVs that require high cranking amps for large engines or cold environments. If you’re seeking an AGM motorcycle battery with consistent cranking and solid service life, Deka delivers the performance and value you expect, backed by a 1-year warranty.
| Voltage | 12V |
| Group Size | 20CH |
| Type | AGM |
| Cold Cranking Amps | 270 |
| Capacity (10-HR) | 18 Ah |
| Factory Activated | No |
| Polarity | + Left / - Right |
| Length | 6.00" |
| Width | 3.44" |
| Height | 6.38" |
| Weight | 11.4 lbs |
| Warranty | 1 Year |
Deka YTX20CH-BS Datasheet
How to Activate an AGM Battery
YTX20CH-BS Battery Cross Reference
The Group 20CH battery is the same dimensions as a Group 16, but with higher cranking amps and/or capacity.
Upgrade for Group 16 batteries: BTX16-BS, CTX16-BS, CYLA16BSXTA, CYTX16-BS, ETX14, GTX16-BS, LT16-4, MBTX16U, PTX16-BS, STX16-BS, UTX16, UTX16-BS, VTX16-BS, XTAX16-BS, YB16B-A, YTX16-BS.
Replacement for Group 20CH batteries: BTX20CH-BS, CTX20CH-BS, CYLA20CHBSXTA, CYTX20CH-BS, EB20CH-4, EBX20CH-BS, GTX20CH-BS, M6220C, MBTX16U, MOSM6220C, PTX20CH-BS, STX20CH-BS, VTX20CH-BS, VTX20CH-BS-FS, XTAX20CH-BS, YTX20CH.
Important: Always confirm your battery's dimensions, terminal configuration, and specifications before purchase to ensure proper fit.
Extend the Life of Your Battery
Keeping your battery charged between uses with a quality maintainer is essential for maximizing its lifespan. Save 10% on a NOCO Genius 1 or Genius 2 Charger and Maintainer when bundled with battery using the option above.
