| Image | Fits Model | Description | Part # | Price | Product Details | ||
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450, 450B, 450C, 455C, 550, 550E, 550G, 550H | Wear Kit, Track Idler | 144392A3 |
$62.00
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| 5 |
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450*, 450B | Sprocket | R24570 |
$324.00
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| 5 |
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450C, 450C-LT, 455C, 550* | Sprocket (Standard, Long Track) | R52698 |
$267.00
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| 6 |
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450C, 550* | Sprocket (LGP, Wide Track) | R52699 |
$675.00
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| 1 |
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450 Before Serial # 3050801 | Track Idler Wheel | D35271 |
From
$764.00
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| 1 |
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450 After Serial # 3050802 | Track Idler Wheel | R52900 |
From
$2,384.00
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| 1 |
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450B | Track Idler Wheel | R53591 |
From
$894.00
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| 1 |
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450C, 450C-LGP, 450C-LT, 455C, 550-LGP, 550-LT, 550E-LGP, 550E-LT, 550G-LGP, 550G-LT, 550H-LGP, 550H-LT, 550H-WT, 650H, 650H-LGP, 650K-LGP, 650K-LT, 650K-WT, 650L-LGP, 650L-LT, 650L-WT, DC75-LGP, DC75-LT, DC75-WT | Track Idler & Spring Kit | R58710-Kit |
From
$848.00
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| 3 |
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450 Before Serial # 3050800 | Bottom Track Roller | R24034 |
$241.00
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| 3 |
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(450 After Serial # 3050801), 450B, 450C, 550, 550E, 550G, 550H, 650H, 650K, 650L | Bottom Track Roller, Single Flange | R57357 |
$203.00
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| 2 |
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450, 450B, 450C, 550, 650, 750, 850, 855, 1150, DC75, DC85, DC95, D95B, 880 | Top Track Roller | R33965 |
$170.00
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450 Before Ser # 3050800 | Top Roller Mounting Bracket (Left) | 0 | D35355 |
$361.00
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450 Before Ser # 3050800 | Top Roller Mounting Bracket (Right) | 0 | D35354 |
$335.00
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450 (before Serial #3050800) | 14" Track Shoe | CA270/14 |
$25.00
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450, 450B, 450C, 450C-LT, 550-LT | 14" Track Shoe | CA408/14 |
$25.00
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450, 450B, 450C, 450C-LT, 550-LT | 16" Track Shoe | CA408/16 |
$29.00
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450, 450B, 450C, 450C-LT, 450-LGP, 550-LT, 550-LGP | 20" Track Shoe | CA408/20 |
$36.00
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450, 450B, 450C, 450C-LT, 550-LT | Track Shoe Bolt Kit | CA408BK |
$5.00
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450 (before Serial #3050800) | Track Shoe Bolt Kit | CA270BK |
$5.00
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| 4 |
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450*, 450B, 450C, 550, 550E, 550G, 550H, 650H, 650K, 650L | Bolt, Bottom Roller | 0S1566 |
$1.00
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350B*, 450*, 475 | Master Pin | CA283 |
$20.00
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450, 450B, 450C, 455C, 550* | Master Pin Kit, Track Chain | CA753 |
$32.00
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See Details
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450, 450B, 455B | Track Idler Shaft | D35270 |
$58.00
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See Details
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450C, 455C, 550, 550E, 550G, 550H, 650H | Idler Guide Plate | R49772 |
$39.00
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See Details
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450C, 550, 550E | Track Idler Spacer Plate | R52401 |
$76.00
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View Info |
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Case 450 Series Dozer Undercarriage Parts
Case 450 Series undercarriage parts for rebuilding worn track systems and restoring proper sprocket, roller, and idler alignment. This category fits Case 450 (early and late serial ranges), 450B, and 450C dozers, including LT and LGP configurations where noted. Coverage includes sprockets, track idlers, rollers, track shoes, master pins, idler shafts, brackets, and mounting hardware. These Case 450 undercarriage parts are built to replace worn drive and support components, correct uneven track wear, and maintain proper chain engagement under load.
Fits:
450 (Before & After Serial #3050801)
450B
450C, 450C-LT, 450C-LGP
Common Repair Issues
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Hooked or worn sprocket teeth
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Leaking or seized bottom rollers
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Worn idler bushings or shafts
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Uneven track shoe wear
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Track chain pitch mismatch
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Idler misalignment or frame wear
Parts Covered in This Category
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Drive sprockets (standard and LGP)
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Front track idler assemblies
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Idler & spring kits
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Idler shafts and spacer plates
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Bottom track rollers (early & late styles)
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Top track rollers
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Top roller mounting brackets (LH & RH)
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Master pins and master pin kits
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Track shoes (14", 16", 20")
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Track shoe bolt kits
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Bottom roller bolts
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Idler wear strip kits
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Idler guide plates
These Case 450 Series undercarriage parts are manufactured for factory-style fit across early and late production machines, including serial number breaks where required. Heavy-duty steel sprockets and rollers are matched to original track pitch and frame geometry to maintain correct drivetrain engagement and reduce premature wear. Multiple track shoe widths are available for standard, LT, and LGP setups.
Key Notes:
Application: Undercarriage track system components for Case 450, 450B, and 450C dozers.
Coverage: Early and late serial ranges, including LT and LGP configurations where specified.
Material/Build: Heavy-duty steel components for high-wear ground contact and drive areas.
Function: Restores proper track alignment, traction, and sprocket-to-chain engagement.
Made In / Brands: Varies by part.
Why Choose Broken Tractor:
✅ Model-Specific Undercarriage Components
✅ Exact-Fit Parts for Early & Late Serial Breaks
✅ Heavy-Duty Wear Parts for Demanding Use
