FT825-34 Cranking Battery (AGM) Group 34 12V
FT825-34 AGM Cranking Battery Group 34 12V 65Ah 825CCA — Premium Automotive Starting Power
The Fullriver FT825-34 is a premium Group 34 12V AGM cranking battery engineered for high-demand automotive and light truck applications. With 825 CCA and 135 minutes of reserve capacity, it delivers exceptional cold-cranking reliability for Canadian winters alongside sustained power for modern vehicle electrical systems.
Built to Fullriver's FT series standards and backed by an industry-leading 48-month warranty, the FT825-34 is a top-tier AGM upgrade over conventional flooded Group 34 batteries — offering superior vibration resistance, zero maintenance, and longer service life.
Key Features
- 12V / 65Ah (20h rate) — strong capacity for automotive starting and accessory loads
- 825 CCA (-18°C / 0°F) — powerful cold-cranking performance for reliable starts in Canadian winters
- 1000 CA (0°C / 32°F) — exceptional cranking output across all temperatures
- 135-minute reserve capacity @ 25A — sustained power for vehicle electronics and accessories
- Group 34 form factor — direct-fit replacement for standard Group 34 battery trays
- AGM sealed construction — maintenance-free, spill-proof, vibration-resistant
- 48-month warranty — industry-leading coverage backed by Fullriver Battery
Specifications
- Voltage: 12V
- Capacity: 65Ah (20h rate)
- CCA (-18°C / 0°F): 825A
- CA (0°C / 32°F): 1000A
- Reserve Capacity @ 25A: 135 minutes
- Chemistry: AGM (Pb) — Sealed Lead Acid
- Group Size: GR-34
- Dimensions: 7.2" x 6.8" x 7.2" (182.9 x 172.7 x 182.9 mm)
- Weight: 20.8 kg
- Colour: Black / Grey
- Part/Model Number: FT825-34
- Brand: Fullriver Battery
- Warranty: 48 months
Ideal For
- Cars and light trucks requiring Group 34 batteries
- High-demand vehicles with upgraded audio, lighting, or accessory loads
- Cold-climate starting applications in Canadian winters
- AGM upgrade from conventional flooded automotive batteries
- Vehicles with start-stop systems or advanced electrical demands
Need dual Group 34/78 terminal compatibility? See the FT825-78 for the dual-terminal variant.
Ships from Thunder Battery — Canada's trusted energy storage dealer.













