Odyssey Battery ODX-AGM31 Vehicle Battery

Odyssey Extreme AGM Battery for Heavy-Duty Starting Power

The Odyssey Battery ODX-AGM31 is a 12-volt vehicle battery built for demanding starting and electrical loads. As part of the Odyssey Extreme line, this AGM2 TPPL battery uses Thin Plate Pure Lead construction to pack more plates into the case for higher power output and strong charge acceptance.

With 1150 cold cranking amps, 1370 cranking amps, and 100 amp-hour capacity, the ODX-AGM31 is built for vehicles that need dependable starting performance and reserve power. It also delivers 220 minutes of reserve capacity at a 25-amp load, making it a practical choice for applications that place steady demands on the electrical system.

Key Features

• 12.0-volt Odyssey AGM2 TPPL vehicle battery
• 1150 cold cranking amps for strong starting performance
• 1370 cranking amps and 1545 hot cranking amps
• 100 amp-hour capacity with 220-minute reserve capacity
• Threaded post - T terminal type
• Side and top terminal locations for listed applications
• Dimensions: 13.00 in. long, 6.80 in. wide, 8.49 in. high
• Weight: 77.8 lb.

Odyssey Extreme Battery Line

The Odyssey Extreme line focuses on high-output AGM batteries built with TPPL technology. That construction allows more active material in the battery, which supports higher power density, faster recharge acceptance, and improved durability compared with conventional flooded SLI batteries and standard AGM designs. For drivers needing a replacement battery for a Chevrolet LCF 3500HG or a GMC P2500 or P3500, this line provides a direct fitment-focused option with strong electrical performance.

This part number, ODX-AGM31, is also referenced in applications that cross-reference 31-PC2150S and 31T for the same battery size and use case.

Vehicle Fitment

• Fits 2024 Chevrolet LCF 3500HG, N/A, drawing/positive side: left; Odyssey Extreme
• Fits 1987-1988 GMC P2500, N/A, drawing/positive side: left; Odyssey Extreme
• Fits 1987-1988 GMC P3500, N/A, drawing/positive side: left; Odyssey Extreme

What It Helps Address

• Slow engine cranking in high-demand starting systems
• Voltage drop during repeated starts and accessory use
• Reduced reserve power in vehicles with heavier electrical loads
• Battery replacement needs for listed Chevrolet and GMC applications
• Charge acceptance concerns after short-trip or intermittent use

Installation Notes and Tips

Verify battery tray dimensions, terminal orientation, and cable routing before installation. This battery measures 13.00 x 6.80 x 8.49 inches and uses threaded post - T terminals, so confirm the vehicle’s hold-down and connection style match the listed application. For the 2024 Chevrolet LCF 3500HG and the 1987-1988 GMC P2500 and P3500, follow the vehicle’s specified positive-side orientation during installation.

Quality Assurance

Odyssey Battery builds the ODX-AGM31 with AGM2 TPPL construction for high power density, fast-charge acceptance, and long service life relative to conventional battery designs. The battery is engineered for demanding starting and electrical performance in the listed vehicle applications.