Buy 2012 Toyota Tundra Leaf spring Assembly. (Left, Rear). Crew Max w/4.6L & 4.7L, w/offroad, 4WD Crew, Ff, Package, Max - OEM Toyota Part # 482200C350 (48220-0C350)

Leaf Spring

Fits Tundra

Crew Max w/4.6L & 4.7L, w/offroad, 4WD. Tundra; Left; Crew Max; 4.6L; w/Off Road Package; 4WD. Tundra; Left; Crew Max; 4.7L; w/Off Road Package; 4WD. Tundra; Left; CrewMax; 4.6L; w/Off Road Package; 4WD.
Suspension Leaf Spring - Repair or Replace
Your leaf springs are not especially prone to failure, but excessive rust can make them more prone to failure. Contact your local Toyota service department to have the suspension system in your 2012 Toyota Tundra evaluated and have the leaf springs replaced if necessary.