GM / Delco Moraine 5453709 (901‑T / K‑11331) Brake Cylinder Repair Kit – NOS

Description:

GM / Delco Moraine 5453709 (901‑T / K‑11331) Brake Cylinder Repair Kit – NOS

Genuine New Old Stock Delco Moraine 901‑T wheel‑cylinder rebuild kit for late‑1950s GM full‑size models. Correct for 1957–59 Chevrolet (150, 210, Bel Air, Biscayne, Impala) and 1957–59 Pontiac (Chieftain, Star Chief, Bonneville) front wheel cylinders using the 1" bore design.

This is an original Delco service part—ideal for concours restorations, OEM‑correct repairs, or period‑authentic parts collections.

Details: • GM Part: 5453709 • Delco Kit: 901‑T • Alternate Kit: K‑11331 • Application: Front wheel cylinders (1") • Models: Chevrolet & Pontiac full‑size, 1957–59 • Condition: NOS, stored in climate‑controlled inventory

A rare mid‑1950s Delco brake component—highly desirable for Tri‑Five and early‑post‑Tri‑Five restorations.

GM / Delco Moraine 5453709 – 901‑T (K‑11331) is part of the 901‑series, a mid‑1950s Delco brake‑service family that sits between the older 800‑series and the later 903/904/905 kits. These kits were used on 1957–1959 GM full‑size cars, especially Chevrolet and Pontiac. Clean NOS examples are scarce and command strong collector value.

901‑T / 5453709 part identity

GM Part: 5453709 Delco Moraine Kit: 901‑T Alternate Kit Number: K‑11331 Type: Wheel Cylinder Repair Kit Bore Size: 1" (standard for mid‑1950s GM front cylinders) Era: 1957–1959 GM full‑size Typical contents: Rubber cups, boots, spring, retainers, piston seals

The 901‑series was Delco’s transitional service line for late‑Tri‑Five and early‑post‑Tri‑Five brake systems.

Fitment chart

Chevrolet – Full‑Size (Front Wheel Cylinders)

Pontiac – Full‑Size (Front Wheel Cylinders)

Notes

• 901‑T is a front‑cylinder kit for the 1" Delco cylinders used across these platforms.

• It was superseded by the 903‑series in later service manuals.

• These kits are uncommon, especially in clean NOS boxes