48RE Sonnax Smart-Tech Big Input Shaft Kit 22121B-08K

Sonnax Smart-Tech Big Input Shaft Kit

Genuine Sonnax Smart-Tech Big Input Shaft Kit for the Dodge, Ram, Jeep, Chrysler 48RE automatic transmission. Sonnax parts are the aftermarket standard for transmission repair and performance, engineered to correct common failure points and add durability beyond the original design.

Fitment

Fits 47RE / 48RE units. Sonnax part number 22121B-08K.

Why Sonnax

Trusted by professional builders and performance shops, Sonnax components are made in the USA to exacting tolerances. This is a direct-fit upgrade for a 48RE rebuild or repair.

Shipping & Support

Fast shipping and knowledgeable support on every 48RE order.

Special Order

This Sonnax part is available by special order. Contact us for current price and availability before ordering.