B457 Track Feller Buncher Engine Model Cat® C9.3 Tier 4 Gross Power 289 hp Weight (No Head) 67,020 lb View Full Specs B458 Track Feller Buncher Engine Model Cat® C9.3 Tier 4 Gross Power 289 hp Weight (No Head) 79,221 lb View Full Specs B570 Wheel Feller Buncher Engine Model Cat® C7.1 ACERT Tier 4 Gross Power 203 hp Weight 39,120 lb View Full Specs B670 Wheel Feller Buncher Engine Model Cat® C7.1 ACERT Tier 4 Gross Power 241 hp Weight 42,143 lb View Full Specs B757 Track Feller Buncher Engine Model Cat® C9 ACERT Tier 3 Gross Power 303 hp Weight (No Head) 67,960 lb View Full Specs B758 Track Feller Buncher Engine Model Cat® C9 ACERT Tier 3 Gross Power 303 hp Weight (No Head) 78,960 lb View Full Specs