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Two-Stage Fuel Filter Assembly for Case 750, 850, 1150, 680CK, W Loaders – A21133

SKU:
A21133
FitsModel:
750 (After S/N 7070351), 850 (Up to S/N 7073468), 1150 (Up to S/N 7110299), 680CK (Up to S/N 9102281), W7, W8B, W9B, W10B, W12
ListDescription:
Fuel Filter Cartridge
Two-stage fuel filter assembly A21133 for Case 750 crawler dozer
Part # A21133

Fits Models At A Glance:

Case Crawler Dozers:

  • 750: After Serial Number 7070351
  • 850: Before Serial Number 7073468
  • 1150 (Torque Converter): Before Serial Number 7110299

Case Loader Backhoes:

  • 680CK Construction King: After Serial Number 9101501

Case Wheel Loaders:

  • W7: All
  • W8B: All
  • W9B: Serial Number 8208732 to 9808999
  • W10B: Serial Number 8208732 to 9808999
  • W12 Unit Loader: All

Key Notes:

  • Part: Two-Stage Fuel Filter Assembly (Complete)
  • Part Numbers: A21133, A40435, D45161
  • Type: Complete two-stage diesel fuel filter assembly
  • Service Cartridges: A21141 (first stage) and A7627 (second stage — Fleetguard FF109, Donaldson P550509, Baldwin PF906, Wix 33511)
  • Serial Number Notes: 750 after 7070351; 850 up to 7073468; 1150 before 7109000 and 7109000 to 7110299; 680CK up to 9102281; W9B and W10B 8208732 to 9808999
  • Weight: 0.37 lbs (0.17 kg)
  • Material: Multi-layer cellulose and resin media for high-efficiency fuel filtration
  • Application: Removes dirt and water from the diesel fuel before it reaches the injection pump and injectors
  • Condition: Aftermarket replacement part

Common Use Case or Symptoms: Use when the engine loses power, stumbles or is hard to start from fuel starvation, or the filter housing is damaged or leaking — a clogged or failed fuel filter lets dirt and water reach the injection system.

Why Choose Broken Tractor:

  • ✅ Fits Case Crawlers, Backhoes and W Series Loaders – 750, 850, 1150, 680CK and W7-W12
  • ✅ Service Cartridges Cross-Referenced – A21141 and A7627 with Fleetguard, Donaldson, Baldwin and Wix numbers
  • ✅ Fast Shipping from a U.S.-Based Team – ready to ship from our U.S. warehouses
$44.00

Shipping calculated at checkout. If any item in your order is temporarily unavailable, we'll contact you to arrange a back-order or refund — whichever you prefer.

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Product: Category: Brand: Head Title: Two-Stage Fuel Filter Assembly | Broken Tractor | A21133