Arctic CAT 1056 Thundercat

Batteries for Arctic CAT 1056 Thundercat

Arctic CAT · 1056

Which battery does a Arctic CAT 1056 Thundercat need?

🔧 Battery Expert Advisor

Battery analysis for your Arctic CAT 1056 Thundercat

Quick answer You need an AGM battery of 18 Ah. Our recommendation: VARTA 518902025.

VARTA 518902025
VARTA518902025
AGM18 Ah250 A177×88×156
€112.60
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Prices and availability updated on 25/09/2026

Based on the batteries we found for your vehicle, our experts help you pick the right one.

📋 What we found

For your Arctic CAT 1056 Thundercat we found 3 compatible Start-Stop batteries.

⚡ Battery type for your vehicle

✓ Your Arctic CAT 1056 Thundercat uses the Start-Stop system. Every battery shown is compatible — no conventional options to confuse you.

🔋 Technology (AGM / EFB)

✓ All Start-Stop batteries in the list are AGM — the most advanced technology. Perfect if your current battery was AGM or EFB: AGM always replaces both. Remember to register it via OBD if your car has a BMS (BMW, Audi, VAG, Mercedes…) so the alternator charges it correctly.

📊 View AGM vs EFB vs Conventional — full comparison

Here are the key differences between the three starter battery technologies. AGM is the most advanced technology (and the priciest); EFB is the middle ground for basic Start-Stop; conventional (also called flooded lead-acid) is the classic choice for non-Start-Stop cars.

 AGMEFBConventional
Charge cyclesUp to 3× more Start-Stop cycles than a conventional (cycle endurance certified to VDA standard)~2× more Start-Stop cycles than a conventional (cycle endurance certified to VDA standard)Designed for start + alternator, not for repeated cycles
Expected life5-7 years under average use4-5 years under average use3-4 years under average use
Start-Stop compatible✓ Yes, even advanced systems (regenerative braking)✓ Yes, basic and mid-range Start-Stop✗ No — degrades within months
Cold startExcellent (higher CCA)Very goodAdequate
Relative price€€€ (highest)€€ (mid)€ (lowest)
Recommended forPremium cars with advanced Start-Stop, many electrical accessories, heavy urban useMid-range Start-Stop cars, mixed city/motorway useNon-Start-Stop cars, standard use, tight budget
Replacement ruleReplaces AGM and EFB; NEVER use EFB where AGM was originalReplaces EFB and conventional; does NOT replace AGMOnly conventional; not suitable for Start-Stop

⭐ Our recommendation

Our recommendation

For your Arctic CAT 1056 Thundercat we recommend the VARTA 518902025 (AGM, 18 Ah). It also offers the highest capacity (Ah) and the highest cranking power (CCA) on the list — more headroom in cold starts and with many consumers. Varta is the world's leading manufacturer of starter batteries and supplies first-equipment (OEM) batteries to the major European car makers.

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Verified selection

Order now with express shipping: your product ships on Monday and arrives on Tuesday before 2 PM (Spain mainland and Portugal only).

Start-Stop & high energy demand batteries

AGM or EFB battery for start-stop vehicles and for cars with high energy demand (many electrical consumers, frequent starts). More charge cycles, better charge recovery and longer service life.

3 products AGM or EFB battery for start-stop vehicles and for cars with high energy demand (many electrical consumers, frequent starts). More charge cycles, better charge recovery and longer service life.

This engine comes with an AGM/EFB battery as standard: the car's charging system requires it even without Start-Stop. If in doubt, message us and we will confirm.

Tabla comparativa de productos disponibles
Categoría Make Referencia Capacidad Arranque en frío Medidas Tecnología Price
Start-Stop & high energy demand batteries VARTA 518902025 18 Ah 250 A 177×88×156 mm AGM €112.60 Más info
Start-Stop & high energy demand batteries MOTOBATT MBTX20UHD 21 Ah 310 A 175×87×155 mm Quadflex €149.20 Más info
Start-Stop & high energy demand batteries MOTOBATT MBTX20U 21 Ah 310 A 175×87×155 mm Quadflex €149.20 Más info

Frequently asked questions

The Arctic CAT 1056 Thundercat may use different batteries depending on engine and equipment. We found 3 compatible batteries priced between 112,60€ — 149,20€. 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 Arctic CAT 1056 Thundercat battery compartment and the positive terminal position matches.
Yes, we detected Start-Stop compatible batteries for your Arctic CAT 1056 Thundercat. If your vehicle has Start-Stop, it needs an AGM or EFB battery. An AGM must always be replaced with AGM. An EFB can be replaced with EFB or AGM. Never install a conventional battery in a Start-Stop vehicle.
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.
As they are consumable items, car batteries have a 2-year warranty, truck batteries a 1-year warranty, and all others (motorcycle batteries, cyclic batteries, etc.) a 6-month warranty. 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.
In mainland Spain and Portugal delivery takes 24 working hours if you order before 17:00 and the battery is in stock; for the Balearic Islands, the Canary Islands and other EU destinations allow 2 to 5 days. Batteries are shipped fully charged and ready to install.
Batteries compatible with the Arctic CAT 1056 Thundercat have the following dimensions: 175–177 × 87–88 × 155–156 mm (length × width × height) Before buying, check the battery compartment size of your vehicle: a larger case will not fit even if the reference is technically compatible.