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files/M-2S7521.jpg
2S7521 | Caterpillar 6.25"/D353/D379/D398/D399 Overhaul Gasket Set, New
- Brand:
- Interstate McBee
- SKU:
- MCB-2S7521
- Price:
-
$1,792.75
Out of Stock
Have Questions? Chat or Call our experts
- Price:
-
$1,792.75
Frequently Bought Together
2S7521 | Caterpillar 6.25"/D353/D379/D398/D399 Overhaul Gasket Set, New
Product Overview
This heavy-duty replacement component is engineered to meet or exceed OEM specifications for reliable performance and long service life in demanding diesel engine applications. Each unit is manufactured with strict quality control standards to help ensure proper fitment and durability in professional diesel engine rebuild environments.
Kit Contents
| Line No | Kit Item No | Item Name | Qty | UOM |
|---|---|---|---|---|
| 1 | M-0L1213 | Gasket | 2 | EA |
| 2 | M-2A3278 | Gasket | 2 | EA |
| 3 | M-6L3400 | Gasket | 1 | EA |
| 4 | M-6L4497 | Gasket | 4 | EA |
| 5 | M-6L5773 | Gasket - Fuel Pump | 1 | EA |
| 6 | M-6L7815 | Seal - O-ring | 24 | EA |
| 7 | M-6L7817 | Seal - O-ring | 16 | EA |
| 8 | M-6L8037 | Gasket | 1 | EA |
| 9 | M-6L9401 | 2 | EA | |
| 10 | M-7B280 | Seal | 4 | EA |
| 11 | M-2B2184 | 1 | EA | |
| 12 | M-7F7669 | Gasket | 1 | EA |
| 13 | M-7L3111 | Gasket | 2 | EA |
| 14 | M-7L8682 | Gasket | 1 | EA |
| 15 | M-7M6844 | Gasket | 1 | EA |
| 16 | M-8B1615 | Gasket - Oil Pump | 2 | EA |
| 17 | M-8B3410 | 1 | EA | |
| 18 | M-8F4994 | Seal - O-ring | 8 | EA |
| 19 | M-8F9206 | Seal - O-ring | 16 | EA |
| 20 | M-8H1607 | Seal - O-ring | 1 | EA |
| 21 | M-8H2046 | Seal - O-ring | 1 | EA |
| 22 | M-2B5721 | Gasket | 1 | EA |
| 23 | M-8L5457 | Gasket | 1 | EA |
| 24 | M-8L9757 | Gasket | 2 | EA |
| 25 | M-8M1051 | Seal | 1 | EA |
| 26 | M-8M4437 | Seal - O-ring | 4 | EA |
| 27 | M-8M4445 | Seal - O-ring | 1 | EA |
| 28 | M-8M4988 | Seal - O-ring | 1 | EA |
| 29 | M-8M4989 | Seal - O-ring | 1 | EA |
| 30 | M-8M8997 | Seal - O-ring | 1 | EA |
| 31 | M-9F1479 | 2 | EA | |
| 32 | M-9F4522 | Gasket | 1 | EA |
| 33 | M-2D1691 | 2 | EA | |
| 34 | M-9H223 | 2 | EA | |
| 35 | M-9M3866 | Gasket | 1 | EA |
| 36 | M-9M6292 | Lock | 1 | EA |
| 37 | M-9M6293 | Lock | 1 | EA |
| 38 | M-9M7660 | Gasket | 1 | EA |
| 39 | M-9S1369 | Gasket - Transfer Case | 1 | EA |
| 40 | M-6L5298 | Gasket | 1 | EA |
| 41 | MCB6B6224 | Ferrule and Seal Assy | 32 | EA |
| 42 | M-2F2005 | Gasket | 1 | EA |
| 43 | MCB7B2420 | Ferrule and Seal Assy | 24 | EA |
| 44 | M-8N7780 | Shield | 8 | EA |
| 45 | M-2F4159 | Lock | 1 | EA |
| 46 | M-2H3088 | Seal - O-ring | 9 | EA |
| 47 | M-2H4546 | Gasket | 1 | EA |
| 48 | M-2L4730 | Gasket | 1 | EA |
| 49 | M-2M2489 | Oil Seal | 1 | EA |
| 50 | M-1F3131 | Gasket | 2 | EA |
| 51 | M-2N2560 | Seal | 1 | EA |
| 52 | M-2N3236 | Gasket - Exh Manifold | 8 | EA |
| 53 | M-2N3597 | Seal - Rubber | 4 | EA |
| 54 | M-2S3966 | Ring | 1 | EA |
| 55 | M-3H2652 | Seal - O-ring - Planetary | 2 | EA |
| 56 | M-3N3220 | Gasket - Cylinder Head | 4 | EA |
| 57 | M-3S3535 | Seal | 1 | EA |
| 58 | M-3S6552 | Gasket | 1 | EA |
| 59 | M-4B1548 | 1 | EA | |
| 60 | M-4F7387 | Seal - O-ring - Oil Cooler | 2 | EA |
| 61 | M-1F4419 | Gasket | 4 | EA |
| 62 | M-4F7391 | Seal - Hydraulic | 1 | EA |
| 63 | M-4H1723 | 1 | EA | |
| 64 | M-4H5952 | Gasket | 8 | EA |
| 65 | M-4L3020 | Gasket | 8 | EA |
| 66 | M-4L3375 | Gasket - Acc Drive | 4 | EA |
| 67 | M-4L3392 | Gasket - Acc Drive | 1 | EA |
| 68 | M-4L3422 | Gasket | 1 | EA |
| 69 | M-4L3437 | Gasket - Acc Drive | 9 | EA |
| 70 | M-4L5832 | Gasket | 1 | EA |
| 71 | M-4L6145 | Gasket | 6 | EA |
| 72 | M-1F6936 | 2 | EA | |
| 73 | M-4L6216 | Gasket | 1 | EA |
| 74 | M-4L6706 | Gasket | 10 | EA |
| 75 | M-4L6768 | Gasket | 1 | EA |
| 76 | M-4L6830 | Pin - Cotter | 10 | EA |
| 77 | M-4L7586 | Gasket | 1 | EA |
| 78 | M-4L7631 | Gasket | 2 | EA |
| 79 | M-4L7632 | 1 | EA | |
| 80 | M-4L7633 | Gasket | 1 | EA |
| 81 | M-4L7885 | Gasket | 1 | EA |
| 82 | M-4L7904 | Gasket | 2 | EA |
| 83 | M-1F7178 | Gasket | 1 | EA |
| 84 | M-4L7907 | Gasket | 2 | EA |
| 85 | M-4L7923 | Gasket | 2 | EA |
| 86 | M-4L7934 | Gasket | 1 | EA |
| 87 | M-4L7935 | Gasket | 1 | EA |
| 88 | M-4L7937 | Gasket | 1 | EA |
| 89 | M-4L8097 | Gasket | 8 | EA |
| 90 | M-3S9643 | Seal - Thermostat | 4 | EA |
| 91 | M-4L8120 | Gasket - Oil Cooler | 2 | EA |
| 92 | M-4L8121 | Gasket | 1 | EA |
| 93 | M-4L8128 | Gasket | 5 | EA |
| 94 | M-1F9223 | Gasket - Cylinder Block Side C | 4 | EA |
| 95 | M-4L8149 | Gasket | 4 | EA |
| 96 | M-4L8175 | Gasket | 1 | EA |
| 97 | M-4L8176 | Gasket | 1 | EA |
| 98 | M-4L8191 | Gasket | 1 | EA |
| 99 | M-4L8606 | Gasket - Oil Cooler Lines | 2 | EA |
| 100 | M-4L8766 | Gasket | 1 | EA |
| 101 | M-4L9965 | Gasket | 1 | EA |
| 102 | M-4M8303 | Seal - O-ring | 1 | EA |
| 103 | M-4N7526 | Seal | 1 | EA |
| 104 | M-4S8513 | Gasket | 1 | EA |
| 105 | M-1H1023 | Seal - O-ring | 1 | EA |
| 106 | M-5B5689 | Gasket | 1 | EA |
| 107 | M-5B6031 | Gasket | 2 | EA |
| 108 | M-5H1190 | Seal | 1 | EA |
| 109 | M-5H6012 | Seal - Lip Type | 1 | EA |
| 110 | M-5H7704 | Seal - O-ring | 2 | EA |
| 111 | M-5L1831 | Gasket | 1 | EA |
| 112 | M-5L2093 | Gasket | 2 | EA |
| 113 | M-5L3124 | Gasket | 1 | EA |
| 114 | M-5L3377 | Gasket | 2 | EA |
| 115 | M-5L3378 | Gasket | 3 | EA |
| 116 | M-1H8278 | Seal - O-ring | 1 | EA |
| 118 | M-5L5032 | Seal - O-ring | 2 | EA |
| 119 | M-5L5986 | Gasket | 1 | EA |
| 121 | M-5L8817 | Gasket | 4 | EA |
| 122 | M-5M7877 | Lock - Retainer - Torque Con | 1 | EA |
| 123 | M-5N3275 | Gasket | 2 | EA |
| 124 | M-6B1404 | 2 | EA | |
| 125 | M-6B7021 | Seal - O-ring | 8 | EA |
| 126 | M-6B8241 | Gasket | 1 | EA |
| 127 | M-1N8129 | Seal | 1 | EA |
| 128 | M-6F4855 | Seal - O-ring | 4 | EA |
| 129 | M-6F5264 | Pin - Cotter | 16 | EA |
| 130 | M-6F7557 | Gasket | 1 | EA |
| 131 | M-6H6541 | 2 | EA | |
| 132 | M-6L1540 | Gasket | 2 | EA |
| 133 | M-6L1649 | Seal - O-ring | 2 | EA |
| 134 | M-6L1650 | Seal - O-ring | 6 | EA |
| 135 | M-6L1651 | Seal - O-ring | 4 | EA |
| 136 | M-6L3398 | Gasket | 3 | EA |
| 137 | M-6L3399 | Gasket | 2 | EA |
| 138 | CG72PR | 1 | EA | |
| 139 | CG72PAD | 1 | EA | |
| 140 | LABEL 4X12 | 2 | EA | |
| 141 | M-4H1723 | 1 | EA |
Key Features
- OE-style fitment for proper installation
- Durable construction for demanding operating conditions
- Engineered for dependable heavy-duty diesel performance
About Interstate-McBee
Interstate-McBee is a trusted manufacturer of premium aftermarket diesel engine components. Products are manufactured under ISO 9001:2015 quality management standards and are engineered to meet or exceed OEM specifications. With decades of experience supporting the diesel and gas engine industries, Interstate-McBee components are designed to deliver consistent quality, reliability, and performance for heavy-duty engine applications.
Any mention of OEM names or OEM product ID numbers/descriptions/model numbers is intended for identification purposes only and does not indicate that it is an OEM part.
Free Standard ground shipping within the Continental US! If you need your parts in a hurry and would like to get them overnighted or expedited please give us a call and our sales reps will let you know what options are available!
2 year warranty applies!
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Buy Now, Pay Later
Interest-Free Up To 12M
Above The Line
Customer Service Guaranteed
Free Ground Shipping
On All Orders!
Premium Quality Parts
Manufacturing Since 1973
Buy Now, Pay Later
Interest-Free Up To 12M
Above The Line
Customer Service Guaranteed
Free Ground Shipping
On All Orders!
Premium Quality Parts
Manufacturing Since 1973