Royal Enfield 146168 / 146168-D – Genuine Horn for Bullet 350 UCE, Classic 500, Electra & Old Model Bullet

Royal Enfield part 146168 / 146168/D – HORN is the classic OE horn used across generations of Bullet, Electra, Lightning and Classic 500 models. In the official Royal Enfield parts system, earlier numbers 146168/A and 146168/B (Horn / Horn-Bullet X) are superseded by 146168/D, confirming this as the current running replacement.

Trusted spares sellers list 146168 specifically for Bullet 350 UCE (KS & ES), Electra 350 UCE (ES) and a wide range of cast-iron Bullet family models – Bullet 350 (1955), Deluxe, Machismo, Campus, Electra 4S/5S KS & ES, Bullet 500, Lightning 500/535 and Machismo A350 CDI. Other reputable dealers catalogue 146168/D as “Horn for Royal Enfield Bullet 350 | Classic 500” with a fitment table for Bullet 350 (2010–onwards UCE) and Classic 500 (2010–onwards UCE).

If you want a stock-sounding, stock-looking horn instead of generic aftermarket items, this is the one. It’s a genuine Royal Enfield unit designed for 12V electrical systems on Bullet and Classic platforms, with correct mounting points and wiring tabs, so it fits neatly on the original horn brackets without jugaad clamps or rewiring.

Perfect for old-model restorations, daily Bullet commuters, and Classic 500 owners who want reliable, loud OEM sound with factory-correct quality and finish.

Key Features 

• Genuine Royal Enfield horn – OE part 146168 / 146168/D, with older 146168/A & 146168/B superseded to this number.

• Specifically listed for Bullet 350 UCE (KS/ES), Electra 350 UCE (ES) and Classic 500 UCE by multiple dealer fitment charts.

• Also used on a wide range of old cast-iron Bullet-family models – Bullet 350, Deluxe, Machismo, Campus, Electra 4S/5S, Bullet 500, Lightning 500/535, Machismo A350 etc.

• Direct fit on original Royal Enfield horn brackets – no cutting, bending, or universal clamps required.

• Correct OE connector style for stock wiring harness (Bullet / Electra / Classic 500 platforms).

• Tuned OEM loudness and tone for real-world Indian traffic – designed to be heard without sounding harsh like many aftermarket horns.

• Ideal for restorations, insurance repairs, or switching back from unreliable local horns.

• Supplied as one brand-new horn unit in genuine Royal Enfield–spec packaging from authorised supply chain.

Compatibility Table (CHECK PART NUMBER BEFORE PURCHASE )

Modern UCE Models

Old Cast-Iron Bullet Family (Pre-UCE)

Explicit Exclusions 

Variants

This product is typically sold as a single horn unit:

• Variant: Single Horn – 146168/D (Current Running Number)

  • Part Number: 146168 / 146168/D

  • Type: Genuine Royal Enfield Horn

  • Quantity: 1 piece

If you want, you can add a “Pair (2 × 146168/D)

FAQs 

Q1. Will 146168/D fit my Bullet 350 UCE?
Yes. Multiple trusted dealers list 146168 for Bullet 350 UCE (KS and ES), making it the correct genuine horn for UCE Bullet 350 models.

Q2. Is this horn correct for Classic 500?
CAN FIT ANY BIKE BUT CHECK PART NUMBER TO CONFIRM YOUR MODEL.

Q3. Does this horn work on older cast-iron Bullet and Electra models?
Yes, this horn has long been used across the older cast-iron Bullet range – including Bullet 350, Deluxe, Machismo, Campus, Electra 4S/5S, Bullet 500, Lightning 500/535 and Machismo A350 – as shown in detailed fitment lists from specialist classic-RE parts sellers.

Q4. Is this a high-tone or low-tone horn? What about voltage?
It is an original Royal Enfield 12V horn specified for Bullet / Electra / Classic platforms. Exact tone (high/low) may vary by batch, but it’s tuned by RE for clear, loud output suitable for Indian roads, not a generic aftermarket dual-tone kit.

Q5. What is the difference between 146168/A, 146168/B and 146168/D?
In official price lists, 146168/A (Horn Bullet E-Start) and 146168/B (Horn-Bullet X) are older revisions. Both are shown with replacement part number 146168/D, which is the current universal horn for these Bullet-family models.