Marshall JCM 900 Model 2100 100-Watt Hi Gain Master Volume MkIII 4x12 Half Stack — Amp Resale Value
AmpsWhat a used Marshall JCM 900 Model 2100 100-Watt Hi Gain Master Volume MkIII 4x12 Half Stack sells for on Reverb (median of 2 recent listings).
Marshall JCM 900 Model 2100 100-Watt Hi Gain Master Volume MkIII 4x12 Half Stack value — Used $1,750. Prices updated September 2026.
Live on eBay right now
Expired listings — price reference
Marshall JCM900 Model 2100 SL-X 50W Hi-Gain Tube Guitar Amplifier Head 100V
Marshall JCM900 Model 2100 SL-X 50W Hi-Gain Tube Guitar Amplifier Head 100V
Marshall JCM800 Orange 2 Stack Sound Amplifier Miniature Property accessories
Rare, Marshall JCM 900 Half Stack Made in England Head + 4x12 CabineteBay removes ended listings after ~90 days — we keep the prices. Look up finds current listings for the same item.
Price data verified against · 1
Item details
- Brand
- Marshall
- Make
- Marshall
- Model
- JCM 900 Model 2100 100-Watt Hi Gain Master Volume MkIII 4x12 Half Stack
- Year
- 1991
- Finishes seen
- Black
- Used range
- $1,574.75 – $1,750
- Sample size
- 2 listings
Marshall JCM 900 Model 2100 100-Watt Hi Gain Master Volume MkIII 4x12 Half Stack resale value
The used Marshall JCM 900 Model 2100 100-Watt Hi Gain Master Volume MkIII 4x12 Half Stack has a median Reverb asking price of $1,750, ranging from $1,574.75 to $1,750 across 2 current listings.
What drives the price
For a used amp, tube vs solid-state, original speakers/tubes, wattage, and tolex/grille condition move the price most. Vintage and limited runs command a premium; player-grade and modified examples sell for less.
Price guide
What this actually trades for — sold values by condition vs. what sellers are asking today
| Condition | Value | Based on |
|---|---|---|
| Used | $1,750 | eBay sold comps |
| Live asking — low / typical / high | $30 / $1,995 / $7,100 | 20 live eBay listings ↗ |
Market check: As of August 26, 2026, 20 live eBay listings ask $30.00–$7,099.99 (median $1,995.00). Sellers are currently asking about 14% above the typical sold value of $1,750.00 — patient buyers can often do better than list price.
Frequently asked questions
- What is the typical resale value range for this Marshall amp?
- Based on current listings, the used range for this amp is between $1,581.65 and $1,750.
- Is the JCM 900 Model 2100 still sought after by musicians?
- As a classic 1991 model, it remains a sought-after piece of high-gain Marshall gear.
- What finishes are available for this specific amp model?
- The Black finish has been observed in the available listings for this JCM 900 MkIII.
