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2017 Buick LaCrosse Tires

The 2017 Buick LaCrosse offers the following two stock tires, ranging from 18 to 20 inches in size.

2017 Buick LaCroose Stock Tires Overview
GM RPO Code Size Type/Description
R3X P235/50R18 all-season blackwall
RAL P245/40R20 all-season blackwall

Spare Tires

The 2017 Buick LaCrosse offers one spare tire wrapped around one spare wheel.

2017 Buick LaCrosse Stock Spare Tires
GM RPO Code Size Description
QCL T125/70R17 compact spare blackwall tire

The base LaCrosse 1SV trim level does not offer a spare tire, but instead comes with a tire inflator kit assigned RPO code KTI.

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