BUICK LESABRE TransGo Performance Transmission & Drivetrain

Boost Valve/Bushing, Intermediate and Reverse, 700R4/200-4R, Kit

Part Number: TRG-7-300

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Today

Specialty Components, TH400 Reverse Cushion Kit

Part Number: TRG-400RK

Not Yet Reviewed

Estimated Ship Date: Today

1-2 Accumulator Piston Kit Fits TH200-4R 1981-on

Part Number: TRG-2004R-2ACM

Not Yet Reviewed

Estimated Ship Date: Today

Specialty Components, 4T60E 1-2 & 2-3 Accumulator Piston Kit (Replaces 3)

Part Number: TRG-4T60-ACM2

Not Yet Reviewed

Estimated Ship Date: Feb 3, 2026 if ordered today

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• Special Order

Specialty Components, TH440-T4, 4T60 Reverse Cushion Kit

Part Number: TRG-440RK

Not Yet Reviewed

Estimated Ship Date: Feb 3, 2026 if ordered today

• Drop Ship
• Special Order