TH250/TH350 Bushing Kit (69-79)

TH250 / TH350 Automatic Transmission Bushing Kit – GM (1969–1979) | OEM Ref. K35901 Keep your GM TH250 or TH350 automatic transmission running smooth with this complete bushing kit. Engineered to restore proper clearances and reduce wear throughout the transmission, this kit is an essential part of any rebuild or preventative maintenance job on these classic GM three-speed automatics. Whether you're refreshing a numbers-matching muscle car or restoring a workhorse truck, this bushing kit delivers the fitment and durability needed to get the job done right. This kit covers all critical bushing positions in the TH250/TH350 transmission:

• Pump Body Bushing
• Case Bushing
• Front Stator Bushing (1969–1979 style)
• Rear Stator Bushings (x2)
• Direct Drum Bushing (Narrow)
• Direct Drum Bushing (Wide)
• Input Ring Gear Bushing
• Sun Gear Bushing
• Rear Planet Bushing
• Extension Housing Bushing
• Output Shaft Pilot Bushing

---

Specifications & Compatibility

Attribute	Detail
OEM / Reference Part #	K35901
Transmission Type	TH250, TH250C, TH350, TH350C
Years	1969–1979
Application	GM (Buick, Chevrolet, Oldsmobile, Pontiac, GMC)
Kit Type	Complete Bushing Kit

Compatible Vehicles Include:

Buick: Apollo, Regal, Riviera, Skyhawk, Skylark, Special Chevrolet: Blazer, Camaro, Caprice, Chevelle, Impala, Monte Carlo, Nova, Vega GMC: Jimmy, Van series Oldsmobile: Cutlass, Omega, Starfire Pontiac: Bonneville, Catalina, Firebird, Grand Prix, LeMans, Tempest, Ventura

Always verify fitment against your vehicle's specific transmission code before ordering.

---

Why Replace Your Transmission Bushings?

Worn bushings are a leading cause of transmission slippage, noise, and premature failure. Replacing them during a rebuild restores proper shaft alignment and fluid control — extending the life of your transmission significantly.