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Case W20 & W20C Wheel Loader Filters

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Case W20 & W20C Wheel Loader Filters parts list
Image Fits Model Description Part # Price Product Details
Air Filter for Case W14–W24 Loaders & 1270–1370 Tractors See Details W14, W14H, W18, W18B, W20, W20B, W20C, W24B, W24C, 1270, 1370 Air Filter, Primary A43734
$172.00
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Secondary engine intake air filter for Case loaders See Details W14, W14H, W18, W18B, W20, W20B, W20C, W24B, W24C, 1270, 1370 Air Filter, Secondary A43735
$80.00
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Lube Full-Flow Cartridge Filter for Case – E062170 See Details W18, W20, W26, 35D, 40B, 40D, 40E, 50D, 50E, 80B, 1000, 1000B, 1000C, 1000D, 1010, 1080, 1080B, 1085, 1085B, 1086, 1086B, 1187, 1187B Lube Full-Flow Cartridge Filter E062170
$26.00
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Air cleaner cap for Case 580L Series II backhoe See Details 580L-II, 580SL-II, 580M-I, 580SM-I, 590SL-II, 590SM-I, 570LXT-II, 570MXT, 550G, 550H, 650, 650G, 650H, 750H, 850B, 850C, 850D, 850E, 850G, 850H, 855C, 855D, 855E, 1150D, 1155D, W14B, W14C, W18B & more Precleaner Bowl, 10-1/2 in (3.75-in & 4-in precleaners) 277377R1
$17.00
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Replacement air, secondary air, and lube filters for Case W20 and W20C wheel loaders, covering primary and secondary engine air cleaner elements plus full-flow lube cartridges for routine service intervals.

Fits Models At A Glance

  • W20 Series: W20, W20B, W20C

Key Notes

  • Application: Engine air intake and lube oil filtration for W20 series wheel loaders
  • Filter Types: Primary air filters, secondary air filters, and full-flow lube cartridges
  • Air Cleaner Parts: Air cleaner caps to complete the intake assembly
  • Cross Reference: Replaces common Case numbers including A43734, A43735, and E062170

Why Choose Broken Tractor

  • ✅ Filters matched to Case W20 series loaders
  • ✅ New and replacement service parts available
  • ✅ Fast shipping from two US locations

Frequently Asked Questions

What air filter fits a Case W20 loader?

The primary air filter for the W20, W20B, and W20C is offered under part number A43734, with the secondary air filter A43735 sitting inside it. We carry both so you can service the full intake stack.

Do I need both a primary and secondary air filter on my W20C?

Yes, most W20 series intake systems use a primary element plus an inner secondary element for extra engine protection. Replacing both together during service is common practice. Confirm your setup by matching the part numbers to your machine.

Does the E062170 lube filter fit the Case W20?

Yes, the E062170 full-flow lube cartridge is listed as fitting W18, W20, and W26 loaders among other Case equipment. Match the replacement number to your current filter to confirm fitment.

Which filters should I confirm before ordering for a W20?

Because fitment can vary by build, match your existing part numbers or serial number before ordering. If you are unsure, call our parts team at (800) 909-7060 and we can help confirm the right filter.

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Product: Category: Case W20 & W20C Wheel Loader Filters Brand: Head Title: Case W20 & W20C Filters | Broken Tractor