QualityParts From Oregon That you can depend on. Secondary spindle: Fits models GT2500RB, GT2500CR, RL1844B, PC1844A, 4200-14, 8208A29, 951940 and 752050A; Center and left spindle on 44" cut; Outer spindle on 50" cut-20 HP; Use with OregonĀ® 45-257 bearing; 2 required; Oregon Equipment Parts 82-680 Spindle Assy Ayp[798]