YTX9-BS 12V 8AH 135 CCA SLA Battery 4-Pack — Compatible with Onan-Cummins 4500i Generator

YTX9-BS 12V 8AH 135 Cold Cranking Amps (CCA) Sealed Lead Acid (SLA) battery — Pack of 4, designed for use with Onan-Cummins 4500i generator. Physical size: 5.90 in x 3.38 in x 4.25 in. Polarity: Positive on left, Negative on right. This listing includes the four batteries and screws only; no wire harness or mounting accessories are provided. The SLA/AGM spill-proof construction offers high discharge capability, wide operating temperature range, long service life and strong deep-discharge recovery. Rechargeable and mountable in any orientation, the units resist shocks and vibration and deliver consistent performance in both high and low temperatures. Backed by a 30 day refund policy and a full 1 year warranty.