Agility Autoparts Fuel Tank Sending Unit P/N:4017021
Send an accurate fuel-level signal to your dash gauge with the Agility Auto Parts Fuel Tank Sending Unit 4017092, a left-side sending unit built as a drop-in replacement for a wide range of 1973-1979 Chevrolet and GMC trucks — including the 1975-1979 Chevrolet C10, C20 and C30, the 1975-1979 K10 and K20, and the 1977-1979 K30, plus GMC C15, C25 and C35 (1975-1978) and K15, K25 (1975-1978) models. See the Buyer's Guide tab for the full list, including the 1973-1974 pickup variants and the 1979 GMC C1500/C2500/C3500 and K1500/K2500/K3500.
A fuel tank sending unit uses a float and variable resistor to track how much fuel is in the tank and relay that reading to the fuel gauge. If a worn or failed original unit is behind an erratic or stuck gauge, this replaces it.
Interchange: 692-043
692043 · 25000612 · FG05J · USEP05J
This part cross-references / interchanges with the following part numbers:
What does this fuel tank sending unit do?
It uses a float and variable resistor to measure the fuel level in the tank and send that signal to the dash fuel gauge, so the gauge reads how much fuel remains.
Will this fit my truck?
It's a direct-fit replacement for many 1973-1979 Chevrolet and GMC C/K trucks. Check the Buyer's Guide tab against your exact year, make and model before ordering.
Which side is this sending unit for?
This is the left-side (left-hand) fuel tank sending unit for the listed applications.
What comes with the unit?
It's a drop-in replacement right out of the box with all the necessary components included, and is engineered to meet or exceed OEM specifications.
What are signs this part may need replacing?
A fuel gauge that reads erratically, sticks, or shows an inaccurate level can be a sign of a failed sending unit. Diagnose the cause first, since wiring or the gauge can also be at fault.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.