Description
A5000 – FULLER TYPE TRANSMISSION SLAVE VALVE, 1/8" NPT, 5-PORT
PART NUMBER(S):
Fleet Products: A5000, A5000-G | OE: A-5000, A5000B, FUL A5000 | Automann: 170.A5000
DESCRIPTION:
Model: Transmission Slave Valve – Fuller Type
Vehicles: Compatible with Eaton Fuller, Mack, Navistar, Freightliner HD manual transmissions
• Valve Type: Transmission slave/range valve (Fuller style)
• Function: Controls air for transmission shifting functions – range selection or split shift
• Ports:
– Delivery Ports: 3 x 1/8" NPT
– Control Port: 1 x 1/8" NPT
– Supply Port: 1 x 1/8" NPT
• Port Thread Type: NPT
• Control & Delivery Port Diameter: 0.125"
• Supply Port Diameter: 0.125"
• Flow Control: Regulates air delivery between gear ranges during manual shift
• Actuation: Pneumatic (air-actuated via shift knob control)
• Mounting: Inline, transmission-mounted (standard bolt-on configuration)
• Body Material: Cast aluminum housing
• Weight: 1.47 to 2.00 lbs
• Dimensions: Approx. 2.5" x 5.7" x 2.8"
• Operating Pressure Range: Up to 150 PSI (standard HD transmission systems)
• Unique Features:
– Universal fit for Eaton Fuller type gearboxes
– Direct replacement for over 40 OE and aftermarket part numbers
– Common across Mack, Freightliner, Navistar, and aftermarket HD platforms
Applications:
Designed for heavy-duty trucks with Eaton Fuller and compatible manual transmissions. Used to control range shifts by directing air to specific transmission chambers. Replaces a wide array of OEM part numbers used in fleet operations and reman transmission installs.
CROSS-REFERENCE(S):
A5000, A-5000, A5000B, FUL A5000, FUL-A5000, FULA5000, 19470, 170.A5000, KA5000, S-8030, S8030, FUR-A-5000, A5000G, 14511, TRV500, 1648-162-C, 1648162C, NSFSA5000, SMRA5000, 3088-A-5000, 3088-A5000, 3088A5000, 3678, 36780, EF36780, GSV-3678, PAIEF36780, 455-5007, 455-5007CD, DMA5000, K2424R, SM-3781SS, SM-3781FT, VTC-0308, KIT5385A cross-reference listing means this part may be a compatible replacement for these part numbers based on OEM or distributor data.
IMPORTANT INSTALLATION NOTES:
✔ Verify all port threading is clean and undamaged before installing
✔ Use thread sealant or Teflon tape on all NPT connections
✔ Mount securely to transmission housing using OE torque specs (not specified in public documentation)
✔ Ensure full pneumatic connection from shift knob to supply and control ports
✔ Confirm operation by manually shifting between high/low or range positions post-install
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Warranty Information
