Skip to content
Automatic Transmission Modulator Valve for GMC K25 1978 1977 1976 1975 P-56145

Automatic Transmission Modulator Valve for GMC K25 1978 1977 1976 1975 P-56145

$32.75 - $32.75
$32.75
$32.75 - $32.75
$32.75
Availability:
5+ in stock, ready to be shipped

Condition: New

Delivery & Returns

Most orders ship out same business day if ordered before 1pm CST. Return within 30 days for a refund.

Automatic Transmission Modulator Valve

Vehicle Compatibility Chart

✅ Compatible with 26 vehicles
Year Make Model Liters Cylinders Notes
1978 GMC K25 4.8L L6 Automatic Transmission Modulator Valve fits 3.73:1 or 4.10:1 Ratio, with 1 Red Stripe and includes 1 hose measuring 2.959" in Length.
1978 GMC K25 4.8L L6 Automatic Transmission Modulator Valve fits vehicles with 1 Red Stripe, 3.73:1 or 4.10:1 Ratio, and includes a hose length of 2.959".
1978 GMC K25 5.0L V8 Automatic Transmission Modulator Valve fits 3.73:1 or 4.10:1 Ratio, with 1 Red Stripe and includes 1 hose measuring 2.959" in Length.
1978 GMC K25 5.0L V8 Automatic Transmission Modulator Valve fits vehicles with 1 Red Stripe, 3.73:1 or 4.10:1 Ratio, and includes a hose length of 2.959".
1978 GMC K25 5.7L V8 Automatic Transmission Modulator Valve fits 3.73:1 or 4.10:1 Ratio, with 1 Red Stripe and includes 1 hose measuring 2.959" in Length.
1978 GMC K25 5.7L V8 Automatic Transmission Modulator Valve fits vehicles with 1 Red Stripe, 3.73:1 or 4.10:1 Ratio, and includes a hose length of 2.959".
1978 GMC K25 6.6L V8 Automatic Transmission Modulator Valve fits 3.73:1 or 4.10:1 Ratio, with 1 Red Stripe and includes 1 hose measuring 2.959" in Length.
1978 GMC K25 6.6L V8 Automatic Transmission Modulator Valve fits vehicles with 1 Red Stripe, 3.73:1 or 4.10:1 Ratio, and includes a hose length of 2.959".
1978 GMC K25 7.4L V8 Automatic Transmission Modulator Valve fits 3.73:1 or 4.10:1 Ratio, with 1 Red Stripe and includes 1 hose measuring 2.959" in Length.
1978 GMC K25 7.4L V8 Automatic Transmission Modulator Valve fits vehicles with 1 Red Stripe, 3.73:1 or 4.10:1 Ratio, and includes a hose length of 2.959".
1977 GMC K25 6.6L V8 Automatic Transmission Modulator Valve fits 3.73:1 or 4.10:1 Ratio, with 1 Red Stripe and includes 1 hose measuring 2.959" in Length.
1977 GMC K25 6.6L V8 Automatic Transmission Modulator Valve fits models without EGR, 1 Red Stripe, 3.73:1 or 4.10:1 Ratio, includes 2.959" hose, ADJ 12.5-18, EDA 1.75.
1977 GMC K25 6.6L V8 Automatic Transmission Modulator Valve fits vehicles with 1 Red Stripe, 3.73:1 or 4.10:1 Ratio, and includes a hose length of 2.959".
1977 GMC K25 6.6L V8 Fitment: 1 Red Stripe for 3.73:1 or 4.10:1 Ratio with 2.959" hose, ADJ 12.5-18 EDA 1.75 Red Stripe without EGR.
1977 GMC K25 7.4L V8 Automatic Transmission Modulator Valve fits 3.73:1 or 4.10:1 Ratio, with 1 Red Stripe and includes 1 hose measuring 2.959" in Length.
1977 GMC K25 7.4L V8 Automatic Transmission Modulator Valve fits models without EGR, 1 Red Stripe, 3.73:1 or 4.10:1 Ratio, includes 2.959" hose, ADJ 12.5-18, EDA 1.75.
1977 GMC K25 7.4L V8 Automatic Transmission Modulator Valve fits vehicles with 1 Red Stripe, 3.73:1 or 4.10:1 Ratio, and includes a hose length of 2.959".
1977 GMC K25 7.4L V8 Fitment: 1 Red Stripe for 3.73:1 or 4.10:1 Ratio with 2.959" hose, ADJ 12.5-18 EDA 1.75 Red Stripe without EGR.
1976 GMC K25 4.8L L6 Automatic Transmission Modulator Valve fits 3.73:1 or 4.10:1 Ratio, with 1 Red Stripe and includes 1 hose measuring 2.959" in Length.
1976 GMC K25 4.8L L6 Automatic Transmission Modulator Valve fits vehicles with 1 Red Stripe, 3.73:1 or 4.10:1 Ratio, and includes a hose length of 2.959".
1976 GMC K25 6.6L V8 Automatic Transmission Modulator Valve fits 3.73:1 or 4.10:1 Ratio, with 1 Red Stripe and includes 1 hose measuring 2.959" in Length.
1976 GMC K25 6.6L V8 Automatic Transmission Modulator Valve fits vehicles with 1 Red Stripe, 3.73:1 or 4.10:1 Ratio, and includes a hose length of 2.959".
1975 GMC K25 4.1L L6 Automatic Transmission Modulator Valve fits 3.73:1 or 4.10:1 Ratio, with 1 Red Stripe and includes 1 hose measuring 2.959" in Length.
1975 GMC K25 4.1L L6 Automatic Transmission Modulator Valve fits vehicles with 1 Red Stripe, 3.73:1 or 4.10:1 Ratio, and includes a hose length of 2.959".
1975 GMC K25 4.8L L6 Automatic Transmission Modulator Valve fits 3.73:1 or 4.10:1 Ratio, with 1 Red Stripe and includes 1 hose measuring 2.959" in Length.
1975 GMC K25 4.8L L6 Automatic Transmission Modulator Valve fits vehicles with 1 Red Stripe, 3.73:1 or 4.10:1 Ratio, and includes a hose length of 2.959".

Part Attributes

  • 1 red stripe
  • 1
  • 2.959
  • ATP

Part Interchanges

1394527, 14658, 15032, 15063, 17240, 17241, 17242, 17784, 17785, 3027842, 3027843, 3030843, 3033639, 3034829, 3034884, 3035519, 3049068, 3049145, 35820H, 41245, 41246, 44160R, 458464, 6259799, 747024, 8629942, FM2310, FM2319, FM2320, FM2322, FM2327, FM2329, FM2330, MD48, MO38, MV310, MV322, MV323, MV324, MV325, MV326, MV327, MV331, MV333, TM105, TM17, TM22, TM23, TM33, TM37, TM38, TM40, TM42, TM45, TM51, TM59, TM60, TM65, TMG24, TMG39, TMG45, TMG47, VM316, VM319, VM401, VM407, VM510, VM512, VM513, VM516, VM518