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 | New Holland E265 |
| Size | M18 x 45 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Volvo EC240 C L |
| Size | M18 x 45 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Caterpillar D5M LGP |
| Size | M16 x 70 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Caterpillar D5M XL |
| Size | M16 x 70 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Caterpillar D5N LGP |
| Size | M16 x 70 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Volvo EC235CL |
| Size | M18 x 45 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Caterpillar D5N XL |
| Size | M16 x 70 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Volvo EC160B LC |
| Size | M16 x 55 |
| Manufacturer | Astrak |
| Part Type | Track Nut |
|---|---|
| Machine | Caterpillar D8N |
| Size | 7/8" |
| Manufacturer | Astrak |
| Part Type | Track Nut |
|---|---|
| Machine | Caterpillar D8R |
| Size | 7/8" |
| Manufacturer | Astrak |
| Part Type | Track Nut |
|---|---|
| Machine | Caterpillar D8T |
| Size | 7/8" |
| Manufacturer | Astrak |
| Part Type | Track Nut |
|---|---|
| Machine | Liebherr PR744 LGP |
| Size | 7/8" |
| Manufacturer | Astrak |
| Part Type | Segment Bolt |
|---|---|
| Machine | Komatsu D51PX-22 |
| Size | M18 |
| Manufacturer | Astrak |
| Part Type | Segment Bolt |
|---|---|
| Machine | Komatsu D51EX-22 |
| Size | M18 |
| Manufacturer | Astrak |
| Part Type | Segment Bolt |
|---|---|
| Machine | Komatsu D61PX-24 |
| Size | M18 |
| Manufacturer | Astrak |
| Part Type | Segment Bolt |
|---|---|
| Machine | Komatsu D61PX-23 |
| Size | M18 |
| Manufacturer | Astrak |
| Part Type | Segment Bolt |
|---|---|
| Machine | Komatsu D61EX-23 |
| Size | M18 |
| Manufacturer | Astrak |
| Part Type | Segment Bolt |
|---|---|
| Machine | Komatsu D61EX-15 Long Track |
| Size | M18 |
| Manufacturer | Astrak |
| Part Type | Segment Bolt |
|---|---|
| Machine | Komatsu D61EX-12 |
| Size | M18 |
| Manufacturer | Astrak |
| Part Type | Segment Bolt |
|---|---|
| Machine | Komatsu D61EX-15 |
| Size | M18 |
| Manufacturer | Astrak |
| Part Type | Segment Bolt |
|---|---|
| Machine | Komatsu D61PX-15 |
| Size | M18 |
| Manufacturer | Astrak |
| Part Type | Segment Bolt |
|---|---|
| Machine | Komatsu D61PX-12 |
| Size | M18 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hyundai HX300L |
| Size | M20 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hyundai HX330L |
| Size | M20 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Caterpillar 315 L |
| Size | M20 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hyundai R290 |
| Size | M20 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hyundai R290LC |
| Size | M20 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hyundai R290LC-3 |
| Size | M20 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hyundai R290LC-7 |
| Size | M20 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hyundai R290LC-9 |
| Size | M20 x 100 |
| Manufacturer | Astrak |
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