Lesjofors 4127537 Coil Spring - Front

Lesjofors Front Coil Spring for Ford Heavy-Duty Trucks

Lesjofors 4127537 is a front coil spring built for select Ford F-250 and Ford F-350 heavy-duty applications from 1976-1979. It is manufactured to meet or exceed OE quality and uses high-strength steel with corrosion-resistant finishing for dependable suspension performance.

Key Features

• Front coil spring for select Ford F-250 and Ford F-350 trucks
• OE-quality replacement from Lesjofors
• High-strength steel construction
• Heat treated, shot peened, and pre-set for consistent performance
• Zinc phosphate coated and epoxy powder coat painted for added corrosion resistance
• Seat included: No
• Part number: 4127537

Detailed Description

Lesjofors 4127537 is a replacement coil spring for the front suspension on select Ford F-250 and Ford F-350 models. It is engineered for heavy-duty truck applications, including vehicles with and without air conditioning, and is listed for GVW-specific configurations. This spring is a direct-fit suspension component for restoring ride height, load support, and front-end stability on classic Ford F-250 and Ford F-350 trucks. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Lesjofors has a long history in spring manufacturing, and this part reflects that focus with controlled manufacturing steps such as heat treatment, shot peening, presetting, and protective coating. The result is a front coil spring intended for durable service in demanding truck suspension use.

What It Helps Address

• Sagging front ride height on Ford F-250 and Ford F-350 trucks
• Front-end instability caused by worn coil springs
• Uneven stance from fatigued suspension components
• Loss of load support in heavy-duty truck use
• Noise or harshness associated with weakened front springs

Installation Notes and Tips

• Verify exact vehicle configuration before ordering, including model year, GVW, and air conditioning equipment.
• Compatible With 1976-1979 Ford F-250, front, coil spring H/D; GVW 8100 lb; with AC.
• Compatible With 1976-1979 Ford F-250, front, coil spring H/D; GVW 8100 lb; without AC.
• Compatible With 1977-1979 Ford F-350, front, coil spring H/D; GVW 6600 to 10000 lb; with AC.
• Compatible With 1977-1979 Ford F-350, front, coil spring H/D; GVW 6600 to 10000 lb; without AC.
• Compatible With 1977-1979 Ford F-350, front, coil spring H/D; GVW 9250 lb; with AC.
• Compatible With 1977-1979 Ford F-350, front, coil spring H/D; GVW 9250 lb; without AC.
• Seat included: No, so confirm the spring seat condition during service.

Quality Assurance

Lesjofors coil springs are manufactured to OE-quality standards using high-strength steel and protective finishing processes. Part number 4127537 is built for consistent fitment and suspension performance in select Ford F-250 and Ford F-350 applications.