GEL SMF Motorcycle Batteries

A line of SMF (Sealed Maintenance-Free) motorcycle batteries featuring the latest leak-proof GEL technology. Totally maintenance-free and engineered for the harshest conditions and most rugged terrain.
With advanced battery design and unique leak-proof gel technology, the Western Electrical GEL SMF motorcycle battery series is the premium choice for motorcycles, scooters, and sports vehicles. Each battery is built to deliver reliable power for high-draw electrical accessories such as ABS, GPS, and heated grips, ensuring consistent performance on the road.
Completely spill-safe and highly resistant to vibration, these batteries are equally suited for off-road use. Excellent deep-discharge recovery and low self-discharge make them ideal for long-term storage and seasonal riding.
SPECIFICATIONS
| Serial No. | Battery Model No. | Voltage | Capacity | Dimension (mm±2) | Assembly Figure | Terminal Type | Weight (Kg±5%) | CCA (A) | ||
|---|---|---|---|---|---|---|---|---|---|---|
| (V) | Ah/10hr | L | W | H | ||||||
| 1 | GYB2.5L | 12 | 2.5 | 81 | 77 | 105 | Line | 1.1 | 30 | |
| 2 | GYB3L | 12 | 3 | 97 | 56 | 109 | 6 | 1.3 | 35 | |
| 3 | GTX4L | 12 | 3.5 | 114 | 70 | 86 | 4 | 1.4 | 50 | |
| 4 | GTZ5S | 12 | 4.5 | 114 | 70 | 86 | 4 | 1.6 | 65 | |
| 5 | GTZ6S | 12 | 5 | 113 | 70 | 106 | 4 | 1.84 | 70 | |
| 6 | GN5-3B | 12 | 5.5 | 120 | 60 | 130 | 6 | 1.95 | 75 | |
| 7 | GYB5L-B | 12 | 6 | 120 | 60 | 130 | 6 | 2.1 | 85 | |
| 8 | GTZ7S | 12 | 6 | 113 | 70 | 105 | 4 | 2.2 | 95 | |
| 9 | GTX6.5L | 12 | 6.5 | 139 | 66 | 102 | 6 | 2.3 | 95 | |
| 10 | GTX7A | 12 | 7 | 151 | 87 | 95 | 4 | 2.5 | 105 | |
| 11 | GTX7L | 12 | 7 | 114 | 70 | 133 | 4 | 2.4 | 100 | |
| 12 | GTX7DL | 12 | 7 | 150 | 60 | 130 | 6 | 2.4 | 100 | |
| 13 | GYB7-A | 12 | 7 | 135 | 76 | 123 | 6 | 2.5 | 100 | |
| 14 | GTZ10S | 12 | 8.6 | 150 | 87 | 95 | 4 | 3 | 140 | |
| 15 | GTX9 | 12 | 9 | 152 | 87 | 107 | 4 | 3.05 | 135 | |
| 16 | GYB9-B | 12 | 9 | 137 | 77 | 133 | 6 | 2.76 | 120 | |
| 17 | GTZ12S | 12 | 11 | 150 | 87 | 105 | 4 | 3.5 | 160 | |
| 18 | GTX12 | 12 | 12 | 150 | 87 | 132 | 4 | 3.7 | 180 | |
Note:
1. In the Dimension columns: L = Length, W = Width, H = Height.
2. CCA (Cold Cranking Amps) rating is for reference only. CCA is a theoretically calculated average value. Actual performance may vary due to test conditions and standards.
3. Due to the wide range of battery models, if the battery model you are interested in is not shown in the specification chart, please contact us.
4. The specifications are subject to update without notification for reasons of improvement.
Motorcycle Battery Terminal Type Drawing: 1-14

Frequently Asked Questions
What is a GEL SMF motorcycle battery and what does SMF mean?
SMF stands for Sealed Maintenance-Free. A GEL SMF motorcycle battery is a sealed valve-regulated battery in which the electrolyte is immobilized as a gel, so no water topping-up is ever required. The battery is leak-proof, can be mounted in almost any position and ships ready to install.
How do I choose between GEL and AGM motorcycle batteries?
Both technologies are sealed and maintenance-free. GEL batteries handle deep discharge and vibration slightly better and suit touring bikes, ATVs and rugged terrain, while AGM batteries deliver stronger cranking current at lower cost and are the usual choice for everyday street motorcycles and scooters.
What does factory-activated mean and what are its benefits?
A factory-activated battery is filled, charged and inspected on the production line, so it arrives fully charged and ready to install - no acid handling, no initial charging and no risk of filling errors. This saves installation time and ensures consistent performance from the first start.
How long does a motorcycle battery last and what affects its life?
A quality sealed motorcycle battery typically serves three to five years. Service life depends mainly on operating temperature, charging system accuracy, riding frequency and storage conditions - regular charging during off-season storage and avoiding deep discharge extend life considerably.
How do I choose the right capacity and CCA for my vehicle?
Match the voltage, capacity (Ah) and CCA to the specifications in your vehicle manual or the battery originally installed. The Ah rating must cover the electrical load of lights, fuel injection and accessories, while the CCA must meet the cranking demand of the engine, especially for cold starts.
RELATED BATTERY RANGES
AGM SMF Motorcycle BatteriesFactory-activated AGM batteries for motorcycles, scooters and ATVs.AGM MF Motorcycle BatteriesAGM batteries shipped with separate acid pack, ideal for seasonal use.DZM Electric Scooter BatteriesSealed 12V batteries for electric scooters and two-wheelers.
CONTACT US
If you don't find the desired battery size, need customized OEM/ODM power solutions, or have any special requirement, please contact us.
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