JD Dozer Track Rock Guards

Replacement track rock guards for John Deere crawler dozers, protecting the track chain, rollers, and idlers from debris packing across small, medium, and large frame machines.

Fits Models At A Glance

• Small Frame: 450J, 550J, 650J, 450K, 550K, 650K
• Medium Frame: 700J, 750J, 750K, 850J, 850K
• Large Frame: 950J, 950K, 1050J, 1050K

Key Notes

• Application: Shields track undercarriage from rocks and packed material
• Placement: Front, center, and rear guard positions available
• Construction: Heavy-gauge steel for high-impact worksites
• Condition: New aftermarket and serviceable used options

Why Choose Broken Tractor

• ✅ Fitment verified before every guard ships
• ✅ Fast shipping from two US warehouses
• ✅ Undercarriage experts ready to answer questions