Product Description
MBTX4U AGM Powersport Battery
The Motobatt MBTX4U is premium AGM powersport battery built for stronger starting power and a longer lifespan in motorcycles, ATVs, scooters, and snowmobiles that require a Group 4L or Group Z5S battery. With absorbed glass mat construction, the MBTX4U offers spill-proof operation, low self-discharge, and strong resistance to shock and vibration. Factory activated and ready to install, making it a straightforward upgrade over conventional flooded batteries. batteries.
Features & Benefits
- Factory Activated – Ready to install right out of the box for a quick, hassle-free replacement.
- AGM Construction – Excellent vibration resistance for increased durability and extended lifespan.
- Group 4L & Z5S – Direct fit replacement for applications calling for YTX4L-BS or YTZ5S batteries.
- Low Self-Discharge – Holds a charge longer between rides than flooded batteries.
- Temperature Tolerant – Excellent performance in both hot and very low temperatures.
- Powersport Terminals – Top & front connections for installation flexibility. Hardware included.
- Left-Negative Polarity – Verify your current battery's terminal locations before purchase.
Why Choose the Motobatt QuadFlex Battery?
Motobatt QuadFlex AGM powersport batteries are engineered for motorcycles, ATVs, UTVs, watercraft, and snowmobiles that demand more than basic starting power, combining a unique four-terminal design (some models) with advanced internal plate construction to deliver up to 30% more usable power in the same compact size. Built with sealed, maintenance-free AGM technology, QuadFlex batteries arrive factory activated and ready to install, offering strong cranking performance, balanced reserve capacity, and exceptional vibration resistance for large engines and accessory-heavy machines. Designed as a premium powersport solution, Motobatt QuadFlex batteries provide dependable starts, stable voltage, and long-term durability.
| Voltage | 12V |
| Group Size | 4L & Z5S |
| Type | AGM |
| Cold Cranking Amps | 70 |
| Capacity (10hr) | 4.7 Ah |
| Factory Activated | Yes |
| Polarity | - Left / + Right |
| Length | 4.49" (114 mm) |
| Width | 2.76" (70 mm) |
| Height | 3.43" (87 mm) |
| Weight | 3.46 lbs |
| Warranty | 1 Year |
Motobatt MBTX4U Battery Cross-Reference
Replacement for Group 4L Batteries: 44015, 4L-BS, 740-1865, B4L-A, B4L-B, BTZ5S, BTX4L-BS, CTX3L, CT4L-BS, CTX4L-BS, CYL10087, CYLAX4LBSXTA, ES4LBS, ET4L, ETX4L, GT4L-BS, GTX4L-BS, M62X4B, NLP5, PTX4L-BS, STX4L-BS, UT4L, UT4L-BS, VTX4L-BS, VTX4L-BS-FS, X2P5, X2P-LI-5, XTAX4L-BS, YB4L-A, YB4L-B, YT4L-BS, YTX4L, YTX4L-BS (Deka), YTX4LBSFP.
Replacement for Group Z5S batteries: BTZ5S, BTZ5S-BS, CTZ5S, ETZ5S, GTZ5S, PTZ5S, VTZ5S, YTZ5S-BS.
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 Charger and Maintainer when bundled with battery using the option above.
