Threaded Bushing TB‑81 – Fits Kenworth & Peterbilt Heavy‑Duty Suspension Component Designed to meet or exceed

Designed to meet or exceed OEM specifications

improving overall suspension integrity and performance

and longevity in severe-duty vocational and fleet applications

it ensures long-lasting durability and performance in demanding road environments

this loadguard spring effectively absorbs impact

Threaded Bushing TB‑81 – Fits Kenworth & Peterbilt Heavy‑Duty Suspension Component Designed to meet or exceedThe TB 81 Threaded Bushing is designed for heavy duty suspension systems used in Kenworth and Peterbilt trucks. This bushing offers durable performance by reducing friction and maintaining alignment between spring pins and hangers or equalizers. It is precision machined with internal threading to match standard threaded spring pins. OEM Cross References: TB81, B131002, MTB186, 52270 Key Features: Application: Kenworth and Peterbilt heavy duty