850 CCA
Cold Cranking Amps
TerminalTop Post
PolarityRight Positive
Dimensions13.94" × 6.88" × 7.5"
🛒 Cross-references (buy at any parts store)
Fitment notes: High-capacity AGM battery required for V12 engine; located in trunk; vehicle may have dual battery system with auxiliary battery
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BCI Group AUX-S
agmAuxiliary high200 CCA
Cold Cranking Amps
🛒 Cross-references (buy at any parts store)
Fitment notes: OEM size: 12V 12Ah AGM (Mercedes aux, e.g. A000 982 96 08 / equivalent AUX14) · Location: engine compartment, right/passenger-side front area under a plastic cover (main AGM battery lives in the trunk); some builds place it near the firewall behind the fender liner · Purpose: voltage support during ECO start/stop restarts and backup for electronic consumers
As an Amazon Associate and Autel/ANCEL partner, OLP earns from qualifying purchases —
how we link. This never changes the specs we publish.