6V Optima RTS 2.1 AGM Classic Car Battery

Optima 6V Optima RTS 2.1 AGM Classic Car Battery






3 Years
H: 198mm x W: 90mm x L: 254mm
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Excellent modern cranking battery for 6v classic Cars

Non-spill and can be mounted in any orientation 

Low self-discharge and high cranking ability

OPTIMA® REDTOP® RTS 2.1 6V The ultimate starting battery for your vintage 6-volt car or boat. Ultra high-performance SPIRALCELL TECHNOLOGY® AGM (absorbent glass mat) battery with reliable cranking power for your auto, car or truck and twice the life. The OPTIMA® REDTOP® will outperform and outlast traditional batteries in demanding cranking/starting applications. The ultimate high-CCA starting battery for vehicles that have alternators capable of keeping up with all electrical loads.

If you have demanding electrical accessory loads such as winches, audio systems, and other devices, take a look at the YELLOWTOP® product line.

The OPTIMA® model number for this battery is 6V. If you are replacing a 6 volt OPTIMA® battery you already have, this model is the same as batteries marked 8010-044, 9010-044, 27901, 6V, RED6V, SC6A, or N996VRED.

  • Strongest five-second starting burst
  • Up to two times longer life
  • More than 15 times the vibration resistance
  • Completely spillproof, mountable in virtually any position
  • Maintenance-free
  • Faster recharging
  • Optimal starting power


Product Type Battery
Brand Optima
Warranty (Years) 3
Height (mm) 198
Width (mm) 90
Length (mm) 254
Weight (kg) 8
Voltage 6V
Capacity (Ah) 50
CCA / EN 815
Terminal Type Standard Round (Type 1)
Terminal Layout Positive on Left (Layout 1)
Construction AGM
Maintenance Free Yes

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