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 | Press-fit Master Pin Kit |
|---|---|
| Machine | Komatsu PC75UU-3 |
| Manufacturer | Astrak |
| Part Type | Press-fit Master Pin Kit |
|---|---|
| Machine | Komatsu PC78MR-6 |
| Manufacturer | Astrak |
| Part Type | Press-fit Master Pin Kit |
|---|---|
| Machine | Komatsu PC78MR-8 |
| Manufacturer | Astrak |
| Part Type | Press-fit Master Pin Kit |
|---|---|
| Machine | Komatsu PC80MR-3 |
| Manufacturer | Astrak |
| Part Type | Press-fit Master Pin Kit |
|---|---|
| Machine | Komatsu PC80MR-5 |
| Manufacturer | Astrak |
| Part Type | Press-fit Master Pin Kit |
|---|---|
| Machine | Komatsu PC88MR-6 |
| Manufacturer | Astrak |
| Part Type | Press-fit Master Pin Kit |
|---|---|
| Machine | Komatsu PC88MR-8 |
| Manufacturer | Astrak |
| Part Type | Press-fit Master Pin Kit |
|---|---|
| Machine | Caterpillar 307C |
| Manufacturer | Astrak |
| Part Type | Press-fit Master Pin Kit |
|---|---|
| Machine | Kubota KX080-3 |
| Manufacturer | Astrak |
| Part Type | Press-fit Master Pin Kit |
|---|---|
| Machine | Kubota KX080-4 |
| Manufacturer | Astrak |
| Part Type | Press-fit Master Pin Kit |
|---|---|
| Machine | Caterpillar 307D |
| Manufacturer | Astrak |
| Part Type | Press-fit Master Pin Kit |
|---|---|
| Machine | Caterpillar 308 CR Next Gen |
| Manufacturer | Astrak |
| Part Type | Press-fit Master Pin Kit |
|---|---|
| Machine | Yanmar Vio80 |
| Manufacturer | Astrak |
| Part Type | Press-fit Master Pin Kit |
|---|---|
| Machine | Yanmar Vio75 |
| Manufacturer | Astrak |
| Part Type | Press-fit Master Pin Kit |
|---|---|
| Machine | Yanmar Vio70 |
| Manufacturer | Astrak |
| Part Type | Press-fit Master Pin Kit |
|---|---|
| Machine | Yanmar B7-5B |
| Manufacturer | Astrak |
| Part Type | Press-fit Master Pin Kit |
|---|---|
| Machine | Caterpillar 308D CR |
| Manufacturer | Astrak |
| Part Type | Press-fit Master Pin Kit |
|---|---|
| Machine | Caterpillar 308E CR |
| Manufacturer | Astrak |
| Part Type | Press-fit Master Pin Kit |
|---|---|
| Machine | Caterpillar 309 CR Next Gen |
| Manufacturer | Astrak |
| Part Type | Press-fit Master Pin Kit |
|---|---|
| Machine | Caterpillar 310 Next Gen |
| Manufacturer | Astrak |
| Part Type | Press-fit Master Pin Kit |
|---|---|
| Machine | New Holland E135SR |
| Manufacturer | Astrak |
| Part Type | Press-fit Master Pin Kit |
|---|---|
| Machine | New Holland E135 SRLC |
| Manufacturer | Astrak |
| Part Type | Press-fit Master Pin Kit |
|---|---|
| Machine | New Holland E115 SR |
| Manufacturer | Astrak |
| Part Type | Press-fit Master Pin Kit |
|---|---|
| Machine | Kobelco SK100 L |
| Manufacturer | Astrak |
| Part Type | Press-fit Master Pin Kit |
|---|---|
| Machine | Kobelco SK100MK3 |
| Manufacturer | Astrak |
| Part Type | Press-fit Master Pin Kit |
|---|---|
| Machine | Kobelco SK100MK4 |
| Manufacturer | Astrak |
| Part Type | Press-fit Master Pin Kit |
|---|---|
| Machine | Kobelco SK115MK4 |
| Manufacturer | Astrak |
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