When I went to install it I realised because I have an LPG tank in the boot I have to use a shallow battery and so had to buy a different brand.
The battery is the exact type suggested for the X5.
Was expensive new but I lost the receipt so couldn't return it to halfords.
£75
Bosch S5 Battery 019 5 Year Guarantee
Amp Hours: (Ah): 100Ah
Cold Cranking Amp: (CCA): 830CCA
Length: 353mm
Width: 175mm
Height: 190mm
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