Batteries for SYM GTS GTS 300i 29 hp (petrol, from 2013)
Which battery does a SYM GTS GTS 300i need?
Specifications and battery: GTS 300i (29 hp)
SYM GTS GTS 300i (29 hp, petrol, from 2013) takes a 11 Ah, 160 A AGM battery (150 × 88 × 105 mm), with the positive terminal on the left.
- Brand
-
SYM
- Model
- GTS
- Built
- 2013 - 2026
- Fuel
- Petrol
- Cylinders
- 1
- Drive
- Vario
Battery for this engine
| Version | Technology | Capacity | Cold cranking (EN) | Size (L×W×H) | Polarity |
|---|---|---|---|---|---|
| Main | AGM | 11 Ah | 160 A | 150 × 88 × 105 mm | + on the left |
Data: vehicle specifications and the battery manufacturer's application catalogue.
EFB, AGM or conventional for this engine?
Rule of thumb for the SYM GTS GTS 300i: fit the same technology as the original or better (conventional → EFB → AGM), with equal or higher capacity and cold cranking amps, and respect the size and terminal position of around 11 Ah.
Battery analysis for your SYM GTS GTS 300i
Quick answer You need an AGM battery of 11 Ah. Our recommendation: VARTA AGM.

Prices and availability updated on 08/11/2026
Based on the batteries we found for your vehicle, our experts help you pick the right one.
📋 What we found
For your SYM GTS GTS 300i we found 1 compatible AGM or EFB battery.
📊 View AGM vs EFB vs Conventional — full comparison
⭐ Our recommendation
For your SYM GTS GTS 300i it's the recommended battery: VARTA AGM. Its specs: AGM technology, 11 Ah capacity, 160 CCA cranking power, 150×88×105 mm dimensions.
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Verified selection
- Class: Motorcycle Batteries
- Brand: SYM
- Model: GTS
- Engine: GTS 300i
AGM / EFB batteries
AGM or EFB technology batteries: more charge cycles, faster recovery and a longer life than a conventional battery.
| Category | Make | Reference | Capacity | Cold cranking | Dimensions | Technology | Price | |
|---|---|---|---|---|---|---|---|---|
| AGM / EFB batteries | VARTA | 511901016 | 11 Ah | 160 A | 150×88×105 mm | AGM | €43.20 | More info |
Frequently asked questions
- SYM GTS GTS 300i (29 hp, petrol, from 2013) takes a 11 Ah, 160 A AGM battery (150 × 88 × 105 mm), with the positive terminal on the left. We found 1 compatible batteries. Check dimensions and positive terminal position before purchasing.
- Yes, you can install a higher capacity (Ah) battery as long as the physical dimensions fit your SYM GTS GTS 300i battery compartment and the positive terminal position matches.
- Motorcycles can use GEL, AGM, or conventional batteries. GEL batteries are ideal for occasional use. AGM batteries are the best option for heavy use or high-power motorcycles. Always check the polarity before installation.
- Polarity indicates which side has the positive (+) terminal. This is critical for motorcycles because some models have the positive terminal on the left and others on the right. Check the label on your current battery or the manufacturer's manual.
- Yes. First disconnect the negative (−) wire and then the positive (+) wire. When installing the new one, connect the positive (+) wire first and then the negative (−) wire. Always respect the correct polarity.
- Use the search tool by selecting your vehicle's make and model. Our system automatically filters compatible part numbers verified by our technicians. If you have any questions, contact us via WhatsApp.
- All our batteries come with the legal guarantee provided by consumer law against manufacturing defects. If a battery has a manufacturing defect, it will be replaced at no cost to the user.
- Under normal circumstances, batteries usually arrive within 1 to 2 days of ordering. However, there are some cases where delivery may take a little longer: peak seasons (Black Friday, Christmas, etc.), palletized shipments, occasional stock shortages, etc.