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Undercarriage

Each number on the image is a "Ref #" that can be matched on the table below.

Case  Front Idler Assembly Fits 450B Dozer, 455B Loader Interchanges with R43106

Fits Models At A Glance: Case 450 Before Serial # 3050801 Key Features: Compatible with both Loader and Dozer models. Replaces Part # 128848A1, D35271. Ships LTL Truck Freight. Note: Availability restricted to the lower 48 US States. Undercarriage...

Case 1150 Series Front Idler Fits Case Dozers 1150B, 1150C, 1150D, 1150E, 1150G, 1150H Fits Case Crawler Loaders 1150B, 1150C, 1155D, 1155E Interchanges with R25650, R45817, R51582, R52666, 144394A3, 87309204   

Case 450 Loader & Dozer After SN 3050802 Front Idler Assembly  Mounts to 4 Bolt T Style Track Adjuster R29709 Interchanges with R24625, R36629     

Fits Models At A Glance: Case Dozers and Loaders: 450C, 455C, 550, 550E, 550G, 550H, 650H, 650K, 650L Key Notes: Weight: 190 lbs. Ships LTL Truck Freight Part #: R58710 Note: Only available in the lower 48 US States Note: Unfortunately, we cannot ship...

Fits Models At A Glance: Case: 1150B, 1150C, 1150D, 1150E, 1150G, 1150H, 1155B, 1155C, 1155D, 1155E Key Notes: Fits Idler part #: R58616 Part #: 144394A3 Weight: 7 lbs. Why Choose Broken Tractor?: Quality Tested Parts: Broken Tractor...

Fits Models At A Glance: Case Dozers and Crawler Loaders: 650, 650G, 650H, 750H, 850, 850B, 850C, 850D, 850E, 850G, 850H, 855C, 855D, 855E Key Notes: Part #: 144393A3 Weight: 3.5 lbs. Why Choose Broken Tractor?: Quality Tested Parts:...

Fits Models At A Glance: Case Dozers and Crawler Loaders: 650, 650G, 650H, 750H, 850, 850B, 850C, 850D, 850E, 850G, 850H, 855C, 855D, 855E Key Notes: 3" Tall 8 1/2" Wide Two Bolt Holes (Smooth) Weight: 4 lbs Part #: R45570 Only available in the lower...

Fits Models At A Glance: Case Dozers: 350, 350B Case Dozers: 310G (with Pinch Bolt Stand Only) Key Notes: Weight: 16 lbs. Replaces Part Numbers: D42203 Compatible with Case 310G (Pinch Bolt Stand Only), 350, and 350B models Built for...

Case Dozer New Front Idler With Spring Kit Fits Case 650, 650G, 750H, 750K, 750L, 850, 850B, 850C, 850D, 850E, 850G, 850H, 850K, 850L, 850M, 855C, 855D, 855E Only available in the lower 48 US States. Unfortunately, we cannot ship...

Case 1150 Series Top Roller Fits Case Dozers 1150B, 1150C, 1150D, 1150E, 1150G, 1150H, 1150K Fits Case Crawler Loaders 1150B, 1150C, 1155D, 1155E Interchanges with R25680, R33594, 87626156, 241263A1

Fits Models At A Glance: Case Dozers and Crawler Loaders: 310C, 310E, 310F, 310G, 350, 350B Key Notes: Interchanges with: D31698, D33213, R36470 Weight: 38 lbs. Why Choose Broken Tractor?: Quality Tested Parts: Broken Tractor guarantees durable...

Fits Models: Case Dozers: 450B, 450C, 455C, 550, 550E, 550G, 550H, 650, 650G, 650H, 650K, 650L, 750H, 750K, 750L, 850, 850B, 850C, 850D, 850E, 850G, 850H, 850K, 850L, 850M, 855C, 855D, 855E. Case Dozer: 450 After Serial # 3050801. Case Excavators: 880,...

Fits Models At A Glance: Case Dozers: 650, 650G, 750, 750H, 750K, 750L, 850, 850B, 850C, 850D, 850E, 850G, 850H, 850K, 850L, 850M, 855C, 855D, 855E Key Notes: Part #: R56874 Weight: 82 lbs. Only available in the lower 48 US...

Case Dozer Single-Flange Bottom Track Roller Case Dozers: 650, 650G, 750, 750H, 750K, 750L, 850, 850B, 850C, 850D, 850E, 850G, 850H, 850K, 850L, 850M, 855C, 855D, 855E Key Features: Weight: 66 lbs Single Flange Style Roller Replaces Case Part # R56593...

Case 1150 Series Double Flange Bottom Roller Fits Case Dozers 1150B, 1150C, 1150D, 1150E, 1150G, 1150H, 1150K Fits Case Crawler Loaders 1150B, 1150C, 1155D, 1155E Interchanges with R25670, R33572

Case 1150 Series Single Flange Bottom Roller Fits Case Dozers 1150B, 1150C, 1150D, 1150E, 1150G, 1150H, 1150K Fits Case Crawler Loaders 1150B, 1150C, 1155D, 1155E Interchanges with R25660, R33571, 87581542, 87310710

Case 450 Dozer and Loader Before SN 3050800 Bottom Roller  Early Narrow Undercarriage  Replaces D35350 3 3/8" C-C, 9 3/16" C-C

Fits Models At A Glance Case Dozers: (450 After Serial # 3050801), 450B, 450C, 550, 550E, 550G, 550H, 650H, 650K, 650L. Key Points Replaces Part # R57357. Weight: 44 lbs. Compatibility: Suitable for a wide range of Case dozer models. Why Choose...

Fits Models At A Glance: Case Dozers and Loaders: 310G after serial number 3039619 Case Dozers and Loaders: 350, 350B Key Notes: Interchanges with: R41513, D43357 Weight: 70 lbs. Why Choose Broken Tractor?: Quality Tested Parts: Broken Tractor...

Fits Models At A Glance: Case Dozers & Crawler Loaders: 1150B, 1150C, 1150D, 1150E, 1150G, 1150H, 1155B, 1155C, 1155D, 1155E Key Notes: Part Type: Top Roller Bracket Part Number: R27143 Weight: 20 lbs. (9.07 kg) Why Choose Broken...

Case 1150 Series Standard Gauge Sprocket Fits Case Dozers 1150B, 1150C, 1150D, 1150E, 1150G, 1150H Fits Case Crawler Loaders 1150B, 1150C, 1155D, 1155E Interchanges with R27240, R45916, R47742 Standard Gauge and Long Track Models, 62...

Case 1150 Series Wide Track, Low Ground Pressure Sprocket Fits Case Dozers 1150B, 1150C, 1150D, 1150E, 1150G, 1150H Interchanges with R45917, R47743, R34136 WT, LGP, 74 Gauge = 74" Center to Center on the Sprockets 29 Tooth, 12 Bolt Holes

Case Dozer Bottom Roller Bolt Fits Case 450 After Serial # 3050801 Fits Case 450B, 450C, 550, 550E, 550G, 550H, 650H, 650K, 650L Only available in the lower 48 US States. Unfortunately, we cannot ship undercarriage parts overseas. ...

Case Dozer Bottom Roller Bolt  Fits Case 650, 650G, 750, 750H, 750K, 750L, 850, 850B, 850C, 850D, 850E, 850G, 850H, 850K, 850L, 850M, 855C, 855D, 855E  Only available in the lower 48 US States. Unfortunately, we cannot ship...

Fits Models At A Glance: Case Dozers and Loaders: 450 After Serial # 3050801 Case Dozers and Loaders: 450B Key Notes: Fits 52" Track Gauge: Measured Center Sprocket to Center Sprocket Weight: 90 lbs Part #: R24570 Only available in the lower 48 US...

Case Dozer Sprocket Fits Case 450C, 455C Fits Case 550 Before Serial # JAK0013968 Only available in the lower 48 US States. Unfortunately, we cannot ship undercarriage parts overseas. 

Case Dozer Sprocket  25 Teeth All Standard Gauge  Will not fit LGP, Wide Track Fits Case 550 After Serial # JAK0013968 Fits Case 550E, 550G, 550H Only available in the lower 48 US States. Unfortunately, we cannot ship...

Case Dozer Track Sprocket  25 Tooth 10 Bolt (Will replace the 7 Bolt Sprockets) Fits Case 850B, 850C, 855C Fits Case 850D & 855D Both Before Serial # JAK0002254 Replaces Case Part # R45906 Only available in the lower 48 US...

Fits Models At A Glance: Case Loaders and Dozers: 850D, 855D: Both after serial # JAK0002254 Case Loaders and Dozers: 650, 650G, 650H, 750H, 850E, 855E, 850G, 850H Key Notes: 23 Teeth 10 Bolt Holes Weight: 130 lbs. Part #: R56464 Only available...

Case Dozer Sprocket Fits Case Dozer: 650K, 750K, 850K Only available in the lower 48 US States. Unfortunately, we cannot ship undercarriage parts overseas. 

Case LGP Dozer Sprocket  25 Tooth -10 Bolt Holes Only available in the lower 48 US States. Unfortunately, we cannot ship undercarriage parts overseas. 

Case LGP or Wide Track Dozer Sprocket  Fits Case 550LGP, 550E LGP, 550G LGP, 550H LGP Fits Case After Serial # JAK0013968 Only available in the lower 48 US States. Unfortunately, we cannot ship undercarriage parts...

Case Dozer LGP Sprocket 25 Tooth 12 Bolt Fits Case 850C LGP, Early 850D LGP Only available in the lower 48 US States. Unfortunately, we cannot ship undercarriage parts overseas. 

Case Dozer LGP Sprocket 23 Tooth 12 Bolt Mount Fits Case 750H LGP, Late 850D LGP, 850E LGP, 850G LGP, 850H LGP Only available in the lower 48 US States. Unfortunately, we cannot ship undercarriage parts overseas. 

Case Dozer Idler Kit for R58710 Idler Fits models: 450, 450B, 450C, 455C, 550, 550E, 550G, 550H

Fits Models At A Glance: Case Dozers: 450 ASN 3060306, 450B, 450C Case Dozer: 550 Before Serial #JAK0013968 Case Crawler Loaders: 455C Key Points: Dimensions: 1.120" Diameter. 6.5" Long. Part Numbers: R54280, R52289, CA753. Weight: 4 lbs. Why...

Fits Models At A Glance: Case Dozers: 850, 850B, 850C, 850D, 850E, 850G, 850H, 850K, 850L, 650, 650G, 650H, 750H, 750K, 750L. Case Crawler Loaders: 850, 850B, 850C, 855D, 855E. Key Points: Dimensions: Diameter: 1.31" Length: 7 5/16" Replaces Part...

REF # Image Fits Model Description Part # Price Product Details
1 See Details 450B, 455B Front Idler Assembly R53591
$825.00
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1 Case 450 Undercarriage Maintenance Made Easy with Our Replacement Idler Assembly See Details 450 Before Serial # 3050801 Track Idler Wheel D35271
$745.00
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1 See Details 1150B, 1150C, 1150D, 1155D, 1150E, 1155E, 1150G, 1150H Front Idler 366245A1
$994.00
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1 See Details 450 Loader & Dozer After SN 3050802 Front Idler R52900
$1,590.00
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1 Case Dozer Track Idler with Spring Kit by Broken Tractor See Details 450C, 455C, 550, 550E, 550G, 550H, 650H, 650K, 650L Front Idler with Spring Kit R58710-Kit
$784.00
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Case 1150-Series Dozer Track Idler Wear Kit by Broken Tractor See Details 1150B, 1150C, 1150D, 1150E, 1150G, 1150H, 1155B, 1155C, 1155D, 1155E Wear Kit, Track Idler 144394A3
$78.00
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Case Dozer Track Idler Wear Kit by Broken Tractor See Details 650, 650G, 650H, 750H, 850, 850B, 850C, 850D, 850E, 850G, 850H, 855C, 855D, 855E Wear Kit, Track Idler 144393A3
$74.00
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Case Dozer and Crawler Loader Track Idler Guide Plate by Broken Tractor See Details 650, 650G, 650H, 750H, 850, 850B, 850C, 850D, 850E, 850G, 850H, 855C, 855D, 855E Guide Plate, Track Idler R45570
$38.00
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Case Dozer Top Track Roller See Details 310G, 350, 350B Top Roller D42203
$154.00
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1 Case Dozer New Front Idler With Spring Kit 650, 650G, 750H, 750K, 750L, 850, 850B, 850C, 850D, 850E, 850G, 850H, 850K, 850L, 850M, 855C, 855D, 855E -- 103384A1 See Details 650, 650G, 750H, 750K, 750L, 850, 850B, 850C, 850D, 850E, 850G, 850H, 850K, 850L, 850M, 855C, 855D, 855E Front Idler With Spring Kit 103384A1
$895.00
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2 See Details 1150B, 1150C, 1150D, 1155D, 1150E, 1155E, 1150G, 1150H, 1150K Top Roller R33594
$188.00
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3 Case Dozers and Crawler Loaders Bottom Track Roller Part # R36470 See Details 310C, 310E, 310F, 310G, 350, 350B Bottom Track Roller R36470
$184.00
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2 Case Dozer Top Track Roller See Details (450 After Serial # 3050801), 450B, 450C, 455C, 550, 550E, 550G, 550H, 650, 650G, 650H, 650K, 650L, 750H, 750K, 750L, 850, 850B, 850C, 850D, 850E, 850G, 850H, 850K, 850L, 850M, 855C, 855D, 855E Top Track Roller R33965
$164.00
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3 Case Dozer Double Flange Bottom Track Roller by Broken Tractor See Details 650, 650G, 750, 750H, 750K, 750L, 850, 850B, 850C, 850D, 850E, 850G, 850H, 850K, 850L, 850M, 855C, 855D, 855E Bottom Roller, Double Flange R56874
$278.00
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3 Case Dozer Single-Flange Bottom Track Roller by Broken Tractor See Details 650, 650G, 750, 750H, 750K, 750L, 850, 850B, 850C, 850D, 850E, 850G, 850H, 850K, 850L, 850M, 855C, 855D, 855E Bottom Roller, Single Flange R56593
$254.00
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3 See Details 1150B, 1150C, 1150D, 1155D, 1150E, 1155E, 1150G, 1150H, 1150K Double Flange Bottom Roller R33572
$320.00
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3 See Details 1150B, 1150C, 1150D, 1155D, 1150E, 1155E, 1150G, 1150H, 1150K Single Flange Bottom Roller R33571
$280.00
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3 Case 450 Bottom Roller (R24034) See Details 450 Before SN 3050800 Single Flange Bottom Roller R24034
$194.00
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3 Case Dozer Undercarriage Replacement Bottom Track Roller See Details (450 After Serial # 3050801), 450B, 450C, 550, 550E, 550G, 550H, 650H, 650K, 650L Single Flange Bottom Roller R57357
$214.00
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5 Case Final Drive Track Sprocket by Broken Tractor See Details 310G*, 350, 350B Sprocket D43357
$397.00
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Case Top Roller Bracket for 1150B, 1150C, 1150D, 1155E Dozers & Crawler Loaders (R27143) See Details 1150B, 1150C, 1150D, 1150E, 1150G, 1150H, 1155B, 1155C, 1155D, 1155E Top Roller Bracket R27143
$379.00
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5 See Details 1150B, 1150C, 1150D, 1155D, 1150E, 1155E, 1150G, 1150H Drive Sprocket (STD Gauge) R53118
$470.00
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6 See Details 1150B, 1150C, 1150D, 1155D, 1150E, 1155E, 1150G, 1150H Drive Sprocket (LGP, WT) R53119
$490.00
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4 Case Dozer Bottom Roller Bolt -- 0S1566 | Broken Tractor See Details (450 After Serial # 3050801), 450B, 450C, 550, 550E, 550G, 550H, 650H, 650K, 650L Bolt, Bottom Roller (5/8" x 1 1/2") 0S1566
$1.00
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4 Case Dozer Bottom Roller Bolt -- 1D4609 | Broken Tractor See Details 650, 650G, 750, 750H, 750K, 750L, 850, 850B, 850C, 850D, 850E, 850G, 850H, 850K, 850L, 850M, 855C, 855D, 855E Bolt, Bottom Roller (3/4" X 3") 1D4609
$2.00
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5 Case Dozer Track Sprocket -- R24570 | Broken Tractor See Details 450*, 450B Sprocket R24570
$294.00
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5 Case Dozer Track Sprocket Gear 450C, 455C, 550 -- R52698 See Details 450C, 455C, (550 Before Serial # JAK0013968) Sprocket R52698
$255.00
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5 Case Dozer Sprocket 550E, 550G, 550H -- R57298 See Details (550 After Serial # JAK0013968), 550E, 550G, 550H Sprocket R57298
$305.00
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5 Case Dozer Track Sprocket 850B, 850C, 855C -- R52597 See Details 850B, 850C, 855C, (850D, 855D Before Serial # JAK0002254) Sprocket (25 Tooth, 10 Bolt) R52597
$285.00
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5 Case Loader and Dozer Track Drive Sprocket by Broken Tractor- R56464 See Details 650, 650G, 650H, 750H, 850D*, 855D*, 850E, 855E, 850G, 850H Sprocket R56464
$304.00
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5 Case Dozer Sprocket -- 404060A1 | Broken Tractor See Details 650K, 750K, 850K Sprocket 404060A1
$440.00
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6 See Details 650K LGP, 750K LGP, 850K LGP Sprocket 403555A1
$380.00
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6 Case LGP Dozer Sprocket -- R57281 | Broken Tractor See Details (550LGP After Serial # JAK0013968), 550E LGP, 550G LGP, 550H LGP LGP Sprocket R57281
$440.00
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6 Case Dozer LGP Sprocket -- R53117 | Broken Tractor See Details 850C LGP, Early 850D LGP LGP Sprocket (25 Tooth, 12 Bolt) R53117
$505.00
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6 Case Dozer LGP Sprocket -- R56535 | Broken Tractor See Details 750H LGP, Late 850D LGP, 850E LGP, 850G LGP, 850H LGP LGP Sprocket (23 Tooth, 12 Bolt) R56535
$405.00
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Case Dozer Idler Wear Kit -- 144392A3 See Details 450, 450B, 450C, 455C, 550, 550E, 550G, 550H Case Dozer Idler Wear Kit (Used for R58710 Idler) 144392A3
$60.00
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Durable Master Pin Kit for Case Crawler Loaders 455C See Details 450, 450B, 450C, 455C, 550* Master Pin Kit, Track Chain CA753
$39.00
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Durable Master Pin for Case 650G, 650H, 750H, 750K, 750L Models See Details 850, 850B, 850C, 850D, 850E, 850G, 850H, 850K, 850L, 650, 650G, 650H, 750H, 750K, 750L Track Master Pin Kit CR4875
$36.00
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Case Dozer Undercarriage

case-dozer-undercarriage-parts.jpg

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