Optima Yellow Top D51 Dual Purpose AGM Battery

Optima YellowTop D51 – A deep-cycle AGM battery built for vehicles with high electrical loads, accessories, or start-stop systems. Delivers powerful cranking, exceptional recharge efficiency, and long-lasting durability. Completely spill-proof and maintenance-free, ideal for off-road, performance, and accessory-heavy applications.

⚡ Usually available within 24 hours in-store after purchase

D51T1 (Small posts) version is on backorder, contact us for more info.

Now comes with standard sized posts

🔋 Key Specifications

• Voltage: 12V

• Cold Cranking Amps (CCA): 450

• Amp Hours (AH): 38

• Dimensions (mm): L 238 × W 129 × H 229

• Terminal: SAE standard

• Assembly: LHP (Left Hand Positive)

🚙 Vehicle Applications

• Sport / Race car

• Compatible with NS60RS / S46B24RS battery sizes

⚡ Features & Benefits

• ✅ Dual Purpose – Delivers both deep cycle and cranking power.

• ✅ Extended Lifespan – Up to 3× longer life than standard lead-acid batteries.

• ✅ Durability – 15× more vibration-resistant for demanding conditions.

• ✅ Spill-proof & Safe – Mountable in virtually any position.

• ✅ Maintenance-Free – No regular servicing required.

• ✅ Fast Recharging – Gets back to full power quickly.

• ✅ Reliable Starting Power – Even in harsh weather.

• ✅ Cycle Life – 300+ discharge/recharge cycles.

📦 Why Choose Optima Yellow Top?

The Optima D51 Yellow Top is trusted for hybrids, 4WDs, and vehicles needing reliable starting power plus deep cycle performance. Perfect replacement for Race car batteries where standard batteries struggle with cycling demands.

🔒 Warranty

🛡 36 months manufacturer warranty applies (conditions vary by use).