PN#31317-03  SKU#18312  Thru Tee Dual Tire 3.5 In. Brand: Meritor Genuine. Marketing Group: Thru-Tees Hoses & Fittings. Length: 3.50 in. Type: Thru Tee. Diameter: NA. Thru-tee length: 3.50 in. VMRS Code: 017-009-014. Notes: Brass Thru-Tee Assembly with Tee Vent and Shield Stainless steel tube For Dual Tire Applications Replaces 31315-03, 31316-03.