2pc 15mm 4x100 & 4x108 Hubcentric Wheel Spacers (57.1mm) with 8pc Black Lug Bolts (12x1.5 Threads) for E30 318i 318is 325i 325e 325is, Audi 4000 Coupe Quattro, VW Golf Cabrio Corrado Jetta Passat [VERIFY FITMENT] Applicable for E30 BMWs (1984-1991) 318i, 318is, 325e, 325i, 325is, 325ix. Before purchasing, see Description section for specific year and models and also to read the Important Notes section. [SPECIFICATIONS] WHEEL SPACER Thickness: 15mm. Bolt Pattern: 4x100. Hub Bore: 57.1mm | LUG BOLT Thread Size: 12x1.5 | Shank Length: 42mm | Seat Type: Cone Seat | Grade: 10.9 [HUBCENTRIC DESIGN] Ensures exceptional wheel balance and eliminates chance of vibration. The 57.1mm bore ensures a tight fit on the hub. And the 57.1mm wheelcentric lip functions as an extension of the hub. [MANUFACTURING] Wheel Spacers are CNC Machined to exact specifications from Aerospace Billet Aluminum. Undergoes anodizing process to prevent corrosion. Lug Bolts are manufactured with cold forged steel. Zinc coating provides exceptional corrosion resistance and appearance. Additional Heat Treating Process ensures dependable strength & durability. [PRODUCT BENEFITS] Gives your vehicle a more aggressive stance. Improves handling characteristics and stability. Fixes brake caliper clearance issues. Increases tire clearance to allow installation of wider wheels and tires.