Undercarriage hardware is the fastening layer that holds the running gear together: track bolts and nuts, shoe bolts, master pins and bushings, roller and segment mounting bolts, the high-grade fasteners engineered for the loads tracked machines feed through them. PartsForMachines supplies undercarriage hardware matched by machine and component, alongside the chains, rollers, idlers, sprockets and guides it secures.
Track hardware is not general-purpose fastener territory: shoe bolts and nuts are high-property-class components with specific head and seat forms, sized to the chain and shoe they clamp, and torqued to figures that keep shoes tight under loads that destroy under-specified bolts in hours. The range covers shoe bolt and nut sets, sold in shoe sets and box quantities, master pins and bushings for chain joining and repair, segment and sprocket bolts, and roller mounting hardware, with each product page listing dimensions, grade and the components served. Ask Simon confirms hardware from the machine model and chain specification, or from the part being secured.
The fitting discipline carries the value: shoe bolts torqued to specification and re-checked after first hours, since shoes loosen as faces bed, hardware renewed rather than reused when shoes or segments come off, and master pin work done with the proper tooling. Loose track hardware announces itself as clicking and shifted shoes, and a thrown shoe damages everything it passes.
For hardware confirmation by machine or chain specification, contact the team via WhatsApp 07754288583.
| Part Type | Track Bolts |
|---|---|
| Machine | Komatsu PC180LC-5 |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | Doosan DX255LC |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | Volvo EC235CL |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | Hyundai HX235LCR |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | JCB JS260 SC |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | Liugong 922E |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | Doosan DX255LC-3 |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | New Holland E265C |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | Hyundai R210NLC-9 |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | Caterpillar 319C L |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | Hitachi ZX210NLC-5 |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | Komatsu PC210-7 |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | Kobelco SK210 LC MK4 |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | Komatsu PC240NLC-3 |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | Hyundai R250NLC-3 |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | New Holland E235B SR LC |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | JCB JS160LC |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | Caterpillar 319D L |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | Komatsu PC228USLC-3 |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | Kobelco SK210 LC MK3 |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | Komatsu PC228US-3E |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | Komatsu PC240-6 |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | Caterpillar 320 GC Next Gen |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | Kobelco SK200LC-8 |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | Hitachi ZX225USLC-3 |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | Hitachi ZX210LC-6 |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | Hyundai R250LC-9 |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | Caterpillar 320 Next Gen |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | Caterpillar 320B |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
| Part Type | Track Bolts |
|---|---|
| Machine | Komatsu PC228USLC-8 |
| Size | M20 x 55mm |
| Manufacturer | Astrak |
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