Rostra 450-43LE / AW450-43LE Solenoid Kit fits GM/Isuzu 98-07

450-43LE / AW450-43LE Solenoid Kit – Compatible for Chevrolet, GMC, Isuzu, Mitsubishi Fuso & Nissan UD 1998-2007

This Rostra 450-43LE master solenoid kit (#52-9033) from Stellar Automotive Group is the complete solution for common solenoid failures in Aisin AW450-43LE transmissions and includes the TCC lockup solenoid, SS1 shift solenoid, SS2 shift solenoid, and Timing solenoid for the Aisin 450-43LE (AW450-43LE) 4-speed automatic used in medium-duty trucks. These solenoids are a common failure point, causing limp mode, harsh/soft shifts, delayed engagement, no upshifts, or diagnostic codes. The kit fixes these issues without replacing the entire valve body or transmission.

Perfect fit for popular models including:

• Chevrolet/GMC W3500/W4500/W5500 Tiltmaster/Forward (I4 diesel, 1998-2007)
• Isuzu NPR/NPR HD (I4 diesel, 1999-2007)
• Mitsubishi Fuso FE/FG series (I4 diesel, 1999-2007)
• Nissan UD 1200/1300/1400 (I4 diesel, 1999-2007)

Common symptoms this kit resolves:

• Limp mode or no upshifts
• Harsh or soft/erratic shifting
• Delayed engagement or slipping
• P0750-P0770 series solenoid codes

Easy installation – drop the pan, swap solenoids, refill with approved ATF. Professional installation recommended for best results.

Note: All parts are distributed, not designed or manufactured, by Stellar Automotive Group.

Add this proven 450-43LE solenoid kit to your cart today and get your diesel truck shifting strong and reliable again!