DILLON 550B for Sale
Browse Dillon 550B listings from verified sellers across the U.S. on GunsAmerica.
Quick Look
The Dillon 550B is a progressive reloading press released in the 1990s designed to efficiently reload ammunition. Its value lies in enabling faster, consistent cartridge production for reloaders. The 550B remains popular among serious reloaders for its reliability and user-friendly setup.
Why It's a Top Choice
- High-speed progressive reloading capability
- Durable construction built for heavy use
- Wide cartridge compatibility with dies and shell plates
- Simple design with fewer moving parts
- Strong community support and available upgrades
Key Variants
550B
The original and most popular model; ideal for reloaders who value speed and consistency in handgun and rifle ammo production.
550C
An updated version with enhanced durability and craftsmanship for high-volume reloaders seeking long service life.
Competitor Comparison Table
| Feature | Dillon 550B | Hornady Lock-N-Load Progressive | Lee Pro 1000 |
|---|---|---|---|
| MSRP | $1,000+ | $600 - $700 | $500 - $600 |
| Capacity/Size | 5 stations / 5 rounds per cycle | 5 stations / 5 rounds per cycle | 4 stations / 4 rounds per cycle |
| Weight | 41 lbs | 40 lbs | 30 lbs |
| Optics-Ready | N/A | N/A | N/A |
| Trigger Type | Manual lever | Manual lever | Manual lever |
| Notable Pro | Robust, reliable, minimal jams | Versatile with quick die changes | Budget-friendly, easy to use |
| Notable Con | Heavier and pricier | Requires frequent maintenance | Lower capacity and slower |
Best Use Cases
- High-volume handgun and rifle cartridge reloading
- Competitive reloaders needing speed and consistency
- Ammunition preparation for self-defense and duty use
- Range practice ammunition production
- Reloading enthusiasts focused on reliability
FAQs
Can I reload rifle cartridges with the Dillon 550B?
Yes, the 550B supports many handgun and rifle cartridges with the correct shell plate and dies installed, enabling versatile reloading options.
What is the maximum rounds per hour the 550B can produce?
Experienced users can reload up to 500 rounds per hour, depending on the cartridge and operator speed.
How does the Dillon 550B differ from the 550C?
The 550C adds enhanced durability through upgraded parts and finishes, designed for heavier reloading workloads compared to the 550B.


