Product Description
Deka YTX20L-BS AGM Powersport Battery
The Deka YTX20L-BS is an AGM powersport battery engineered for dependable starting and long life-span in numerous motorcycles, ATVs, snowmobiles, jet skis, and a few UTVs as well that require the 20L group 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 jet ski battery that holds up to real-world riding – from frigid winters to summer heat. This Deka powersport battery ships as a fresh pack (not factory-activated) for optimal shelf life and performance once properly filled and charged.
YTX20L-BS Features:
- AGM Construction – Provides spill-proof safety and excellent vibration resistance for powersport use
- Bottle-Supplied Activation – Not factory activated; includes acid pack for proper fill and requires charging
- Group 20L Case – Direct-fit replacement for GYZ20L or BTX20L-BS
- Low Self-Discharge – Holds a charge longer between rides than flooded batteries
- Temperature Tolerant – Excellent performance in both high and very low temperatures
- Powersport Terminals – Top and front connection options ensure easy installation
- Left-Negative Polarity – Always verify your current battery's terminal locations
Why Choose the YTX20L-BS?
Part of the proven Deka Sports Power line from East Penn Manufacturing, the YTX20L-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 20L footprint makes it a direct replacement battery from ATVs to personal watercraft 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.
YTX20L-BS Battery Cross Reference
Replacement for Group 20L batteries: BTX20L, BTX20L-BS, BTZ20L, CTX20L-BS, ESTX20L, ETX20L, FAYTX20L-BS, GTX20L-BS, GYZ20L, MBTX20U, NLP20, ODS-AGM20L, PTX20L-BS, PTX20LBS-FS, STX20L-BS, UTX20L-BS, VTX20L-BS, VTX20L-BS-FS, WPX20L-BS, YTX20L, YTX20L-BS, YB16CL-B.
Important: Always confirm your battery's dimensions, terminal configuration, and specifications before purchase to ensure proper fit.
| Voltage | 12V |
| Group Size | 20HL / 20l |
| Type | AGM |
| Cold Cranking Amps | 270 |
| Capacity (10-HR) | 18 Ah |
| Factory Activated | No |
| Polarity | - Left / + Right |
| Length | 6.88" |
| Width | 3.44" |
| Height | 6.06" |
| Weight | 13.0 lbs |
| Warranty | 1 Year |
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.
