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Case 621B Wheel Loader Filters

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Case 621B Wheel Loader Filters parts list
Image Fits Model Description Part # Price Product Details
Air Filter for Case 850D, 1088, 621B See Details 650, 650G, 850D, 850E, 850G, 855D, 855E, 888, 1088, 621, 621B, 621B-XT, 680L, 780C, 780D, 2090, 2094, 5130, 5140, 5150, 5230, 5240, 5250 Primary Air Filter (A47032 Type) A171838
$108.00
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Secondary inner air filter for Case dozers See Details 650, 650G, 850D, 850E, 850G, 855D, 855E, 888, 1088, 621, 621B, 621BXT, 680L, 780C, 780D, 2090, 2094, 5130, 5140, 5150, 5230, 5240, 5250 Secondary Air Filter (for A171838 / A47032) A47033
$75.00
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Case Cummins 6B engine oil filter J934430 for 680K and 680L backhoe loaders See Details 680K, 680L, 780C, 780D, 850D, 850E, 850G, 850H, 855D, 855E, 1150E, 1150G, 1150H, W11B, W14B, W14C, 621, 621B, 621C, 621D, 880D, 888, 988, 1085C, 1088, 9030, 9030B, SV212, SV216, MX100-170, 1896, 2096, 5130-5250 Engine Oil Filter (Cummins 6B / 6-590 / 6T-590) J934430
$35.00
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Compatible with BF788, FF5461 and P150564 fuel filters See Details 480E, 480ELL, 480F, 480FLL, 580K, 580L, 580SE, 580SK, 590 Turbo, 680K, 680L, 780C, 780D, 450B, 450C, 455C, 550, 550E, 550G, 550H, 650G, 650H, 750H, 750K, 850, 850D, 850E, 850G, 850H, 855D, 855E, 1150E, 1150G, 1150H, 1155E, 1550, 1650K, 1850K, 688, 88 Secondary Fuel Filter (Dual-Filter Cummins) J931063
$30.00
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Case fuel water separator J286503 for 580 Super K and 590 Turbo backhoe loaders See Details 480F, 480F LL, 580L S2 After S/N JJG0239360, 580M S1, 580SK, 580SM S1, 590 Turbo, 590SM S1, 570MXT, 450C, 455C, 1850K S3, 521D Before S/N JEE0135500, 621B, 686G, 688G, 585G-588G, 460-860, 845, 865B, 885, 885B, 9030B, CX130, CX160, 1838, 1840, 1845C Fuel/Water Separator (Single-Filter Cummins / 1850K S3) J286503
$35.00
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Fuel/Water Separator Filter for Case Equipment See Details 480E, 480F, 580K, 580L, 580SE, 580SK, 590 Turbo, 680K, 680L, 780C, 780D, 450B, 450C, 455C, 550, 550E, 550G, 550H, 650G, 650H, 750H, 750K, 850, 850D, 850E, 850G, 850H, 855D, 855E, 1150E, 1150G, 1150H, 1155E, 1550, 1650K, 1850K, 688, 88, 650, 850K, 721 Fuel/Water Separator – Primary (Dual-Filter Cummins) J930942
$26.00
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Fuel filter 194199A1 for Case backhoes See Details 570LXT, 570MXT, 580L*, 580 Super L*, 590 Super L*, 580M, 580 Super M, 590 Super M, 584E, 585E, 586G, 588G, 40XT, 60XT, 70XT, 300, 621B, 621C, 621D, 721, 721B, 721C, 721D, 821B, 821C, 821E XR, 444, 444J, 444K, 544, 544J, 544K, 624J, 624K, 644J, 644K Inline Fuel Filter (P551770 / FF5289) 194199A1
$17.00
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In-Line Fuel Filter for Case Backhoes, Dozers, Skid Steers, Loaders, Excavators & Trenchers See Details 580K-I, 1650K, 1850K, 1818, 1825B, 40XT, 60XT, 70XT, 85XT, 90XT, 95XT, 440CT, 445, 445CT, 450CT, 521D, 621D, 721, 721B, 721D, 821, 821B, W11, 688, 688C, 888, 1088, 1288, 1288C, 1488, 9010B, 9020B, 9030, 9030B, 9040, 9040B, 9045B, 460, 560, 660, 960 Inline Fuel Filter (FF5079 / P550974) D139225
$15.00
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Case hydraulic transmission oil filter spin-on 84239751 See Details 480D/E/F, 570LXT/MXT, 580D/SE/K/SK/L/SL/M/SM, 590T/SL, 350B, 450/B/C, 455B/C, 550/D/E/G/H, 650/G/H, 750H, 850D/E/G/H, 855D/E, 1650K, 1850K, 584C-G, 585C-G, 586C-G, 588G, 621/B/C, 721/B/C, 821/B/C, 40XT-95XT, 430, 435, 440, 445 Hydraulic / Transmission Filter, Spin-On (HF6555) 84239751
$84.00
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AF55800 case cab fresh air filter panel See Details 621, 621B, 821B, 921, 921B Cab Fresh Air Filter 330014A1
$85.00
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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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Secondary fuel filter head seal J906695 for Case 580K backhoe See Details 480E, 480ELL, 480F, 480FLL, 580K, 580L, 580SE, 580SK, 590 Turbo, 680K, 680L, 780C, 780D, 450B, 450C, 455C, 550, 550E, 550G, 550H, 650G, 650H, 750H, 750K, 850, 850D, 850E, 850G, 850H, 855D, 855E, 1150E, 1150G, 1150H, 1155E, 1550, 1650K, 1850K, 688, 88 Fuel Filter Head Seal (Dual-Filter Cummins) J906695
$3.50
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Replacement filters for the Case 621B wheel loader, covering engine oil, fuel, hydraulic, transmission, air, and cab air filtration for reliable service intervals.

Fits Models At A Glance

  • 621 Series: 621, 621B, 621B-XT

Key Notes

  • Engine Filtration: Full-flow engine oil filters plus primary and secondary air filters.
  • Fuel System: Fuel filters, secondary fuel filters, and fuel/water separator elements.
  • Hydraulic & Transmission: Spin-on hydraulic and transmission oil filters.
  • Cab Comfort: Fresh air panel filters for operator cab environments.
  • Service: Sized for routine maintenance and scheduled replacement.

Why Choose Broken Tractor

  • ✅ Correct fitment verified for 621B loaders
  • ✅ Complete filter coverage from one source
  • ✅ Fast shipping from two US locations

Frequently Asked Questions

Which air filters fit a Case 621B wheel loader?

Broken Tractor carries the outer engine air filter (SKU A171838) and the secondary inner engine air filter (SKU A47033), both fitting the 621, 621B, and 621B-XT. Running both the primary and secondary elements protects the engine from dust and debris. We also offer an air cleaner cap (SKU 277377R1) for the intake assembly.

What fuel filter fits a Case 621B?

The fuel filter under SKU 194199A1 fits the Case 621B along with the 621C and 621D. For the fuel/water separator, Broken Tractor also carries the spin-on separator under SKU J286503 for Case Cummins engines that fits the 621B.

Which engine oil filter is correct for the Case 621B?

We carry the full-flow engine oil filter under SKU J937345, which fits the 621, 621B, 621C, and 621D. This is a spin-on filter sized for routine oil service intervals on the 621 series loaders.

Is there a cab air filter for the Case 621B wheel loader?

Yes, Broken Tractor offers the cab fresh air filter panel under SKU 330014A1, which fits the 621, 621B, 821B, 921, and 921B wheel loaders. It filters fresh air entering the operator cab to keep the environment cleaner during operation.

Does one hydraulic filter cover both hydraulic and transmission on the 621B?

The spin-on filter under SKU 84239751 serves as a hydraulic and transmission oil filter and fits the 621, 621B, and 621C. Because fitment can vary by serial number, match the part number to your machine or confirm with our parts team at (800) 909-7060 before ordering.

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Product: Category: Case 621B Wheel Loader Filters Brand: Head Title: Case 621B Wheel Loader Filters | Broken Tractor