Caterpillar 311C, Caterpillar 311D LRR, Caterpillar 312B, Caterpillar 312B L, Caterpillar 312C, Caterpillar 312C L, Caterpillar 312D, Caterpillar 312D L, Caterpillar 312E, Caterpillar 312E L, Caterpillar 313B, Caterpillar 313D, Caterpillar 313D2, Caterpillar 314C, Caterpillar 314D CR, Caterpillar 314D LCR, Caterpillar 314E CR, Caterpillar 314E LCR, Caterpillar 315, Caterpillar 315B, Caterpillar 315B L, Caterpillar 315C, Caterpillar 315D L, Caterpillar 316E L, Caterpillar 317B LN, Caterpillar 318B, Caterpillar 318C, Caterpillar 318D L, Caterpillar 318D2 L, Caterpillar 318E L

Transmission seal ring

143-8027