Case Dozer Track & Undercarriage Parts

Case dozer track and undercarriage parts for restoring traction, track alignment, and drivetrain performance across a wide range of crawler models. This category covers popular Case dozers including 350, 450, 550, 650, 750, 850, 855, 1150, and related LT (Long Track), LGP (Low Ground Pressure), WT, and XLT configurations.

Whether you are replacing worn rollers, rebuilding a track adjuster, installing new sprockets, or completing a full undercarriage overhaul, you’ll find model-specific components designed for demanding construction, forestry, demolition, quarry, and land-clearing applications.

From compact 350 series machines to heavy-duty 1150 and 1155 models, these components are built to handle high-load ground engagement and extend overall undercarriage service life.

Models Supported

Case 350 Series – 350, 350B
Case 450 Series – 450, 450B, 450C (Standard, LT, LGP)
Case 550 Series – 550, 550E, 550G, 550H
Case 650 Series – 650, 650G, 650H, 650K, 650L
Case 750 Series – 750H, 750K, 750L, 750M
Case 850 & 855 Series – 850, 850B, 850C, 850D, 850E, 850G, 850H, 850K, 850L, 850M, 855C, 855D, 855E
Case 1150 & 1155 Series – 1150B, 1150C, 1150D, 1150E, 1150G, 1150H, 1150K, 1150M, 1155D, 1155E

Parts Covered in This Category

Undercarriage Components

• Drive sprockets (standard, LT, LGP, WT, XLT)

• Bottom rollers (single & double flange)

• Top track rollers

• Front idlers and idler spring kits

• Idler shafts and guide plates

• Wear kits and wear plates

• Track master pin kits

• Roller bolts and mounting hardware

Track Shoes & Hardware

• Single grouser track shoes (various widths including 14", 16", 18", 20", 22", 24", 28", 29", 34")

• Track shoe bolt kits

• Master pins and track chain hardware

Track Adjusters & Recoil Springs

• Complete track adjuster assemblies

• Hydraulic tension adjusters

• Recoil spring assemblies

• Adjuster rods, yokes, and extension tubes

• Adjuster seal kits

• Adjuster shields and covers

Track Rock Guards

• Complete rock guard sets (5, 6 & 7 roller frames)

• Front, center, and rear guards

• Inner and outer guard covers

• Guard spacers and mounting bolts

Common Undercarriage Issues

• Hooked or worn sprocket teeth

• Flat-spotted or leaking rollers

• Excessive track sag

• Uneven chain and shoe wear

• Bent or missing rock guards

• Worn idler guide plates

• Loose master pins or shoe bolts

Routine inspection and timely replacement of worn undercarriage components helps prevent costly drivetrain damage and reduces downtime.

Key Notes

Application: Case crawler dozer and crawler loader track systems
Configurations: Standard, LT, LGP, WT, and XLT machines
Build Quality: Heavy-duty steel components for high-impact and high-load environments
Fitment: Model-specific and serial-specific where required

Why Choose Broken Tractor

✅ Model-Specific Fitment Across Multiple Series
✅ Complete Rebuild Coverage – From Shoes to Sprockets
✅ Heavy-Duty Parts for Severe-Duty Applications
✅ Options for 5, 6 & 7 Roller Undercarriage Frames