Pumps

4L30E TH180 TH180C Bell Housing Bushing | Sonnax

4L30E TH180 TH180C Bell Housing Bushing Sonnax Part Number: 54253-01 NO TOOLING REQUIRED The bell housing bushing in GM TH180C (3L30), 4L30-E, AR25 and AR35 transmissions becomes worn due to normal wear. Excessive clearance between the bell housing...

4L30E TH180 TH180C Pump Thrust Washer & Shim Kit | Sonnax | 3-Tab

4L30E TH180 TH180C Pump Thrust Washer & Shim Kit | 3-Tab THIS KIT CANNOT BE USED TO REPLACE LATE STYLE NO-TAB THRUST WASHERS Sonnax Part Number: 54701-03K NO TOOLING REQUIRED The OE plastic 3-tab washers break or melt under normal operation in listed...

4L30E TCC Regulator Valve Sleeve | Sonnax | 2000-UP | PWM Style

4L30E TCC Regulator Valve Sleeve 2000-UP Units with PWM Style Pumps Sonnax Part Number: 54754-02 NO TOOLING REQUIRED GM 4L30-E TCC regulator valve sleeve is prone to warping because of the large slots on both sides of the sleeve. Once warped, the valve...

4L30E Boost Valve | Sonnax | Medium Ratio 448 Code

4L30E Boost Valve  Medium Ratio - OE Code 448 Sonnax Part Number: 54200-01K NO TOOLING REQUIRED In GM 4L30-E, AR25 and AR35 units, the OE boost valves are made of steel, whereas the sleeves are made out of aluminum. Over time the valve wears against...

4L30E Boost Valve | Sonnax | Large Ratio 264 Code

4L30E Boost Valve  Large Ratio - OE Code 264 Sonnax Part Number: 54200-06K NO TOOLING REQUIRED In GM 4L30-E, AR25 and AR35 units, the OE boost valves are made of steel, whereas the sleeves are made out of aluminum. Over time the valve wears against...