Capacity, Voltage, and Size of Accumulators for the Mercedes-Benz SL-Class.

SL (R129) 1989-2004

Modification Terminal Polarity Voltage Capacity Recommended size
280 (129.058) Type 1 right + 12 V 95 Ah 353 mm (L) - 175 mm (W) - 190 mm (H)
280 (129.058) Type 1 right + 12 V 100 Ah 353 mm (L) - 175 mm (W) - 190 mm (H)
300 SL (129.060) Type 1 right + 12 V 95 Ah 353 mm (L) - 175 mm (W) - 190 mm (H)
300 SL (129.060) Type 1 right + 12 V 100 Ah 353 mm (L) - 175 mm (W) - 190 mm (H)

SL (R107) 1971-1989

Modification Terminal Polarity Voltage Capacity Recommended size
450 SL (107.044) Type 1 right + 12 V 70 Ah 278 mm (L) - 175 mm (W) - 190 mm (H)
450 SL (107.044) Type 1 right + 12 V 74 Ah 278 mm (L) - 175 mm (W) - 190 mm (H)
450 SL (107.044) Type 1 right + 12 V 100 Ah 353 mm (L) - 175 mm (W) - 190 mm (H)
450 SL (107.044) Type 1 right + 12 V 95 Ah 353 mm (L) - 175 mm (W) - 190 mm (H)
500 SL (107.046) Type 1 right + 12 V 95 Ah 353 mm (L) - 175 mm (W) - 190 mm (H)
500 SL (107.046) Type 1 right + 12 V 70 Ah 278 mm (L) - 175 mm (W) - 190 mm (H)
500 SL (107.046) Type 1 right + 12 V 100 Ah 353 mm (L) - 175 mm (W) - 190 mm (H)
500 SL (107.046) Type 1 right + 12 V 74 Ah 278 mm (L) - 175 mm (W) - 190 mm (H)

SL Coupe (C107) 1972-1985

Modification Terminal Polarity Voltage Capacity Recommended size
280 SLC (107.022) Type 1 right + 12 V 70 Ah 278 mm (L) - 175 mm (W) - 190 mm (H)
280 SLC (107.022) Type 1 right + 12 V 60 Ah 242 mm (L) - 175 mm (W) - 190 mm (H)
280 SLC (107.022) Type 1 right + 12 V 56 Ah 242 mm (L) - 175 mm (W) - 190 mm (H)
280 SLC (107.022) Type 1 right + 12 V 77 Ah 278 mm (L) - 175 mm (W) - 190 mm (H)
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