Fire up your high-displacement cruiser or rugged off-road machine with the legendary electrical engineering of the Yuasa YTX20HL-BS High Performance Maintenance-Free AGM Battery (Part Number: YUAM620BH). Designed with advanced lead-calcium technology and packed with extra internal grid plates, this high-output battery delivers up to 30% more cold cranking amps than standard conventional batteries to handle heavy starter loads across the lower 48 states.
Why Riders Shop Mad Lads Moto
- Orders placed today ship same-day or next-day across the lower 48 states!
- 310 Cold Cranking Amps (CCA): Engineered with a premium radial grid layout that supplies 310 CCAs of pure starting grunt, optimized for big-bore V-Twin engines and high-compression powersports vehicles.
- Absorbed Glass Mat (AGM) Design: Advanced spill-proof separators eliminate liquid acid sloshing, lowering terminal corrosion risk and making it completely maintenance-free—never add water!
- Maximum Charge Retention: Holds its specific gravity up to three times longer than standard lead-antimony batteries, ensuring your machine fires right up after extended winter storage.
- Fresh Pack Integrity: Ships dry-charged with a pre-measured, vacuum-sealed electrolyte acid pack. You activate it on day one, ensuring absolute maximum shelf life and total capacity freshness from the start.
Confirmed Fitment Information
This high-capacity YTX20HL-BS (Premium Heavy-Duty Upgrade for YTX20L-BS footprint) battery measures exactly 6-7/8" x 3-7/16" x 6-1/8" (L x W x H) with the positive terminal on the Right (+ Right). Based on official manufacturer specifications, it is a guaranteed direct replacement or starting power upgrade for the following applications:
- Harley-Davidson Softail Series (FXST, FLST, FXSB, FLS, FXBB): 1991 – 2026+
- Harley-Davidson Dyna Glide Series (FXD, FXDB, FXDC, FXDL, FXDWG): 1991 – 2017
- Harley-Davidson Sportster XL Series (883cc & 1200cc): 1997 – 2003
- Harley-Davidson V-Rod VRSC Models (Except VRSCR): 2002 – 2006
- Polaris Sportsman 4x4 ATVs (600, 700, 800 twin-cylinder platforms): 2002 – 2014
- Polaris Ranger & RZR 800 Side-by-Sides: 2008 – 2014
- Can-Am Outlander & Renegade V-Twin ATVs (500, 650, 800, 1000): 2006 – 2026+
- Yamaha Grizzly 600 / 660 4x4 ATVs: 1998 – 2008
- Bombardier/Can-Am Quest 500 & 650 2x4 / 4x4: 2002 – 2004
- Note: Replaces the exact dimensions of standard YTX20L-BS casings but provides significantly more cranking power. Always ensure your terminal cable leads match a Right-Positive layout before finishing mounting.
Technical Specifications
| Feature |
Specification |
| Brand |
Yuasa Batteries |
| Model Designation |
High Performance Maintenance Free AGM |
| Battery Size Type |
YTX20HL-BS |
| Cold Cranking Amps (CCA) |
310 CCA |
| Capacity (10-HR Rate) |
18 Ah |
| Terminal Configuration |
Heavy-Duty Front/Top Terminals (Positive Right) |
| Dimensions (L x W x H) |
6-7/8" x 3-7/16" x 6-1/8" (175mm x 87mm x 155mm) |
| Manufacturer Part Number |
YUAM620BH |
| Country of Origin |
USA |
US Dollars
