The KYB Gas-A-Just rear shock for 2017–2018 Cadillac XT5 and GMC Acadia models (except those with electronic control suspension) is a direct-fit rear shock replacement. Supplied as the Gas-A-Just model, it corresponds to the listed years and excludes electronic-control-suspension variants, matching the rear suspension mount and purpose described.
KYB 17-18 Cadillac XT5 / GMC Acadia (Exc. Elec. Cont. Susp.) Gas-A-Just Shock - Rear