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 | High Tensile Bolt |
|---|---|
| Machine | Hitachi EX400LC-5 |
| Size | M20 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hitachi EX450-5 |
| Size | M20 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Caterpillar 329D |
| Size | M20 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Caterpillar 329D L |
| Size | M20 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Caterpillar 329E |
| Size | M20 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Caterpillar 329E L |
| Size | M20 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Caterpillar 330 Next Gen |
| Size | M20 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Komatsu PC340-7 |
| Size | M20 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Caterpillar 330F L |
| Size | M20 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Size | M20 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hitachi ZX270 |
| Size | M20 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hitachi ZX270LC |
| Size | M20 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hitachi ZX280LC |
| Size | M20 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hitachi ZX330 |
| Size | M20 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hitachi ZX330LC |
| Size | M20 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hitachi ZX350 |
| Size | M20 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hitachi ZX350LC |
| Size | M20 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Liugong 906D |
| Size | M14 x 70 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hitachi ZX70 |
| Size | M14 x 70 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hitachi ZX70LC |
| Size | M14 x 70 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hitachi ZX70LC-3 |
| Size | M14 x 70 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hitachi ZX75UR |
| Size | M14 x 70 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hitachi ZX75US |
| Size | M14 x 70 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hitachi ZX80SB |
| Size | M14 x 70 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hitachi ZX80SBLC |
| Size | M14 x 70 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hitachi ZX85US |
| Size | M14 x 70 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hitachi ZX85USB-3 |
| Size | M14 x 70 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hitachi ZX85USB-5 |
| Size | M14 x 70 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | JCB 8080 |
| Size | M14 x 70 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Size | M14 x 70 |
| Manufacturer | Astrak |
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