81876912 Solenoid Valve Assembly for New Holland Ford Tractor 4WD & Differential Lock Control

Product Overview

This aftermarket solenoid valve assembly, part number 81876912, fits into the transmission and control valve groups of classic Ford and New Holland agricultural tractors. It manages hydraulic oil circuit switching to engage and disengage 4-wheel drive, as well as activate and release the differential lock, delivering dependable traction control during plowing, hauling and slippery field work. Built to withstand the continuous vibration and variable loads of farm operations, this robust replacement maintains precise hydraulic response for consistent traction performance. It carries the cross-reference part F0NN4N248AB, originating from the legacy Ford agricultural machinery design and adopted within the CNH New Holland system. Compatible with 40-series tractors equipped with SLE electronic transmissions and bidirectional TV tractor models, it offers straightforward drop-in replacement for worn or failed original units.

Key Specifications

FAQs

Q: What failure symptoms indicate this 81876912 solenoid valve needs replacement?

A: You may see inability to switch 4WD on or off, differential lock failing to engage or release, intermittent traction loss, or sluggish hydraulic response when activating traction controls in muddy fields.

Q: Which tractor models work with the 81876912 solenoid assembly?

A: Ford / New Holland 40 Series tractors: 5640, 6640, 6640O, 7740, 7740O, 7840, 7840O, 8240, 8340 (for SLE electronic transmission). Bidirectional tractors: TV140, TV145, TV6070.

Q: What cross reference number is interchangeable with 81876912?

A: F0NN4N248AB, the legacy Ford agricultural part number for this valve design.

Q: Where is this solenoid mounted on the tractor?

A: It installs within the transmission and drive train control valve manifold.

81876912-solenoid-valve