Royal Enfield
Royal Enfield Classic / Bullet UCE Frame Flanged Hex Bolt M10x1.25x288 593020/B
Royal Enfield Classic / Bullet UCE Frame Flanged Hex Bolt M10x1.25x288 593020/B
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Please order only after confirming the part number, model, variant, year, side, connector type and compatibility. All orders are non-cancellable once placed. Correctly shipped spare parts are not eligible for return, exchange or refund due to wrong selection, wrong diagnosis, fitment mismatch, mechanic recommendation or change of mind. Electrical/electronic items are additionally non-returnable once opened, installed, plugged in, tested or used. Wrong item, damaged item or missing item claims require a complete unboxing video within 24 hours. Read full Return & Warranty Policy
Royal Enfield 593020/B Flanged Hex Bolt M10x1.25x288
Royal Enfield 593020/B is a genuine flanged hex bolt M10 x 1.25 x 288 mm used in catalogue-specified Royal Enfield UCE frame / chassis applications. Mechanics may also search for this as a long frame bolt, engine mounting bolt, hex flange bolt, or M10x288 bolt.
Part Identification
| Part Number | 593020/B |
| Alternate / Related Search Number | 591326 / 591326/A where catalogue shows the same M10x1.25x288 bolt reference |
| Factory Description | Flanged Hex Bolt M10x1.25x288 |
| Buyer Search Names | frame bolt, long engine bolt, engine mounting bolt, side stand bracket long bolt, chassis bolt, hex flange bolt |
| Brand | Royal Enfield |
What This Product Is
- Genuine Royal Enfield flanged hex bolt.
- Size: M10 x 1.25 x 288 mm.
- Used in frame / chassis mounting areas where the parts catalogue specifies this exact bolt reference.
- Useful during frame repair, engine mounting work, side-stand bracket area repair, restoration, or replacement of a missing/damaged long bolt.
What This Product Is Not
- Not a side stand assembly.
- Not a centre stand bolt kit.
- Not the shorter M10x260 bolt.
- Not an M12 swingarm / pivot bolt.
- Not a universal Royal Enfield bolt for all models.
- Not automatically suitable for J-Series, Himalayan, 650 Twin, or 450 platform motorcycles.
Key Features
- Genuine Royal Enfield spare part.
- Exact SKU: 593020/B.
- Long M10 fine-thread flanged bolt specification.
- Factory-type flanged head for proper seating in the specified mounting location.
- Listed with conservative fitment to reduce wrong orders.
Confirmed Compatibility
| Model | Generation / Variant | Status | Ordering Note |
|---|---|---|---|
| Royal Enfield Classic 350 | UCE / first-generation Classic frame & PAV catalogue application | Confirmed where 593020/B is specified | Match the old bolt, frame diagram, and thread/length before ordering. |
| Royal Enfield Classic 500 EFI | UCE / Classic 500 frame & PAV catalogue application | Confirmed where 593020/B is specified | Match exact catalogue key and old bolt before ordering. |
| Royal Enfield Classic 500 Pegasus | Classic 500 Pegasus frame and parts application | Confirmed where 593020/B is specified | Verify by frame parts diagram before installation. |
| Royal Enfield Classic 500 Gunmetal Grey / Redditch / Stealth Black | Classic 500 frame and parts application | Confirmed where 593020/B is specified | Use only where the catalogue shows this part number. |
| Royal Enfield Bullet 500 | Euro 3 / Euro 4 frame assembly / frame and parts application | Confirmed where 593020/B is specified | Confirm the exact frame location and bolt length. |
| Royal Enfield Bullet Trials 500 | Euro 4 frame assembly application | Confirmed where 593020/B is specified | Use only against the exact frame diagram. |
| Royal Enfield Bullet 350 UCE KS / Electra 350 UCE ES | UCE frame catalogue reference with related 591326/A / 593020/B numbering | Catalogue-linked; match old part before ordering | Some catalogues show 591326/A and 593020/B as related numbers. Order only after matching the removed bolt or EPC. |
Fitment Not Confirmed / Check Before Ordering
| Model / Situation | Reason to Check |
|---|---|
| Thunderbird 350 / Thunderbird 500 / Thunderbird X | Some sellers may use broad UCE wording, but do not order unless the exact EPC or old bolt confirms 593020/B. |
| Classic 500 with repairs, swaps, or changed frame components | Confirm the exact mounting location, bolt length, and thread before ordering. |
| Older Bullet / Electra model-year variations | Long frame bolts have similar dimensions and alternate numbers; verify the old part number. |
| Any mechanic request for “long engine bolt” only | Measure the removed bolt and confirm M10 x 1.25 x 288 mm before ordering. |
Not Compatible / Do Not Order For
| Model Family | Caution |
|---|---|
| Classic 350 Reborn / Bullet 350 J-Series / Hunter 350 / Meteor 350 | Different J-Series platform. Do not order unless the exact part number is confirmed. |
| Himalayan 411 / Scram 411 / Himalayan 450 / Guerrilla 450 | Different frame and chassis layouts. |
| Interceptor 650 / Continental GT 650 / Continental GT 535 | Different motorcycle families; do not use by visual similarity. |
| Super Meteor 650 / Shotgun 650 / Bear 650 / Classic 650 | 650 family does not share this bolt automatically. |
| Any universal custom build | This is an OEM fitment part, not a universal hardware-store bolt listing. |
Part Number / Supersession Notes
- Use SKU: 593020/B.
- Search variations: 593020B and 593020.
- Related catalogue/search reference: 591326 / 591326/A for the same M10x1.25x288 bolt description in some parts books.
- Do not assume interchange unless the exact parts catalogue, removed bolt, or dealer reference confirms it for the motorcycle.
Similar Parts Comparison
| Part / Description | Use | Important Difference |
|---|---|---|
| 593020/B | M10x1.25x288 flanged hex bolt | This listing. |
| 591326 / 591326/A | Related M10x1.25x288 bolt reference | Match catalogue or old part before substituting. |
| 593021/B | M10x1.25x260 flanged hex bolt | Shorter bolt; not a replacement for the 288 mm bolt unless specified. |
| 593022/C | M12 x 226 bolt reference | Different diameter and application. |
| 593011/C | M10 flanged nut reference | Nut only, not the bolt. |
When Should This Be Replaced?
- The original long frame / engine mounting bolt is bent, damaged, missing, corroded, or thread-worn.
- The motorcycle has gone through frame, side-stand bracket area, or engine mounting repair.
- The removed bolt matches the M10 x 1.25 x 288 mm specification.
- The parts catalogue for the exact motorcycle shows 593020/B or the confirmed related reference.
Recommended Related Parts to Check
- M10 flanged nut / locking nut used with the bolt.
- Engine mounting plates.
- Frame bracket and gusset area.
- Side stand bracket area if the bolt is being requested for that location.
- Washer / spacer condition if removed from the motorcycle.
What’s in the Box
1 × Genuine Royal Enfield 593020/B Flanged Hex Bolt M10x1.25x288.
Nuts, washers, spacers, side stand assembly, brackets, engine mounting plates, and other fasteners are not included unless specifically supplied.
Installation Notes
- Installation should be done by a trained mechanic.
- Compare the removed bolt length, thread pitch, and mounting location before fitting.
- Use correct torque as per workshop practice.
- Do not force-fit into a different thread or shortened mounting location.
Return-Prevention Note
This is a technical frame/chassis bolt. Before ordering, confirm the exact motorcycle model, generation, frame diagram, old bolt number, and bolt size. Do not order only by the name “long bolt” or “engine bolt” because similar Royal Enfield bolts exist in different lengths and diameters.
FAQs
Is 593020/B a genuine Royal Enfield part?
Yes. It is listed as a genuine Royal Enfield flanged hex bolt M10x1.25x288.
Is this for Classic 350 UCE?
Yes, only for Classic 350 UCE applications where the parts catalogue or old bolt confirms 593020/B / related M10x1.25x288 reference.
Is this for Classic 500 EFI?
Yes, for catalogue-specified Classic 500 EFI / UCE frame applications.
Can it be used for Bullet 500?
Yes, for Bullet 500 Euro 3 / Euro 4 frame applications where 593020/B is specified.
Is this the same as 593021/B?
No. 593021/B is a shorter M10x1.25x260 bolt. This listing is for the 288 mm bolt.
Is this for J-Series Classic 350 Reborn or Bullet 350 New Model?
No. Do not use this for J-Series models unless the exact part number is confirmed by the catalogue.
Buyer Search Keywords
593020/B, 593020B, 593020, 591326, 591326/A, Royal Enfield frame bolt, Classic 350 UCE long bolt, Classic 500 EFI engine mounting bolt, Bullet 500 frame bolt, M10x1.25x288 bolt, hex flange bolt, long engine bolt, side stand bracket long bolt, chassis bolt.
Image Alt Text Suggestions
- Genuine Royal Enfield 593020/B flanged hex bolt M10x1.25x288
- Royal Enfield Classic Bullet UCE frame bolt 593020/B
- Royal Enfield long engine mounting bolt 593020/B M10x288
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