2S1285 Engine Air Filter for Caterpillar Equipment

2S1285 is an engine air filter used on equipment manufactured by Caterpillar, including track-type tractors, skidder machines, autograders, wheel-type loaders, industrial engines, pipe layers, track loaders, telescopic boom loaders, wheel track tractors, excavators, and generator sets. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The listed applications cover Caterpillar machine and engine models identified for catalog number 2S-1285. The filter is listed for equipment using Caterpillar 3304, 3304B, and 3306 industrial engine configurations, as well as the machine models specified below.

Fitment

• Track-type tractors: Caterpillar D4E, 140, 143, 4, 4A, D4D.
• Wheel-running machines and skidders: Caterpillar FB518, 120C, 518, 518C.
• Autograders: Caterpillar 120G, 12E, 12G, 130G, 140G.
• Wheel-type loaders: Caterpillar 920, 930, 930R, 930T, 950.
• Industrial engines: Caterpillar 3304, 3304B, 3306.
• Pipe layers: Caterpillar 561B.
• Track loaders: Caterpillar 941, 941B, 951B, 951C, 955H.
• Loaders with telescopic boom: Caterpillar RT50, RT50SA, RT60, RTC60.
• Wheel track tractors: Caterpillar 120C, 125C.
• Excavators: Caterpillar E180, EL180, 215, 215B.
• Engine-generator sets: Caterpillar 3304, 3304B.

For machine identification, compare the equipment model and the installed filter number with the service parts information for the specific Caterpillar machine or engine. Several models appear in more than one equipment category in the supplied application data; these entries have been retained to reflect the listed fitment references.

Cross-reference numbers

• 2S1285 — product SKU.
• 2S-1285 — catalog number format used for the same filter reference.

The available product data identifies 2S1285 and 2S-1285 as the applicable filter references. No additional equipment-manufacturer or supplier part numbers are specified.

Specifications

The stated dimensions are length, width, and depth of the filter. The supplied data does not specify filter media material, sealing material, thread details, filtration rating, or additional components included with the part.