SL-189 Piper PA-18A Tailwheel Springs

Piper Service Letter No. 189

Applicability: Piper PA-18A serial numbers up to 18-1327

System: Landing Gear

Issue Date: April 17, 1952

Subject: Tailwheel Springs

Summary: Addition of one long spring leaf, part number 12567-04, to prevent anticipated damage to the rudder while operating with heavy loads in rough terrain.

Open PDF: PIP_SL189.pdf