Optima Heavy Duty Battery 
Optima YELLOWTOP 12V (D31T)


SPIRALCELL TECHNOLOGY


Specifications:

Model Number	D31T
Voltage	12V
Cold Cranking Amps @ -18C  ( BCI )	900
Cold Cranking Amps @ -18C  ( EN )	975
Cranking Amps @ 0C	1125
Reserve Capacity	155
Capacity ( C/20 Rate )	75
Internal Resistance ( ohms )	.0025
Dimension in CM ( L x W x H )	32.5 x 16.5 x 23.8
Weight ( KG )	27.1
Post Type	3/8 Stud
BCI Group	31T