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Condition: Used
Exterior Length: 35 ft
Sleeps: 4
Number of Slide Outs: 3
Number of Axles: Tandem
Exterior Height: 13 ft 4 in
Description: Used 2021 Keystone RV Montana 3120RL
Details: Keystone Montana fifth wheel 3120RL highlights: Hide-A-Bed Sofa Dinette with Four Chairs Kitchen Is...
Updated: Friday, November 06, 2026 10:47 AM
Seller: Fun Town RV-Cleburne
Condition: Used
Exterior Length: 35 ft
Sleeps: 4
Number of Slide Outs: 3
Exterior Height: 13 ft 4 in
Fresh Water Tank Capacity: 66 gal
Description: USED 2020 KEYSTONE MONTANA 3120RL – 365927
Discover the elegance and comfort of the 2020 Keystone Montana 3120RL, a fifth wheel that pro...
Updated: Saturday, October 10, 2026 03:32 AM
Seller: General RV Center
Condition: Used
Exterior Length: 35 ft
Fresh Water Tank Capacity: 66 gal
Stock Number: UCZ9756
Exterior Width: 8 in
VIN: 4YDF31226K4700359
Description: Overview Elevate Your Explorations with the 2019 Keystone Montana 3120RL: Luxury Meets Adventure! The 2019 Keystone Montana 3120RL redefines the es...
Updated: Tuesday, November 03, 2026 02:13 PM
Seller: RV Country - Mesa, AZ
Used 2021 KEYSTONE RV CO MONTANA 3120RL
Medicine Hat, Alberta, Canada
MSRP$70,837 USD $56,669
View Floor Plan
Condition: Used
Exterior Height: 13 ft 4 in
Stock Number: 19516
VIN: 4YDF31223M4703075
Hitch Weight: 2,280 lb
Shipping Weight: 12,056 lb
Description: Pre-Owned Luxury Awaits: 2021 Keystone Montana 3120RLExperience the pinnacle of luxury RV living without the brand-new price tag. The 2021 Keystone...
Updated: Monday, November 02, 2026 05:46 PM
Seller: ArrKann Trailer & RV Centre
Used 2020 KEYSTONE RV CO MONTANA 3120RL
Calgary, Alberta, Canada
USD $49,572
View Floor Plan
Condition: Used
Exterior Length: 35 ft
Sleeps: 4
Number of Slide Outs: 3
Exterior Height: 13 ft 4 in
Fresh Water Tank Capacity: 66 gal
Description: Specifications and Features:
Length: 35 feet
Dry Weight: 12,056 lbs
Gross Vehicle Weight Rating (GVWR): 16,000 lbs
Hitch Weight: 2,280 lbs
S...
Updated: Monday, November 09, 2026 09:22 AM
Seller: Woody's RV World - Calgary
Condition: Used
Stock Number: 19553
VIN: 4YDF31226K4701611
Hitch Weight: 2,400 lb
Description: 2019 Keystone Montana 3120RL 20th Anniversary EditionWhen it comes to luxury fifth wheels, few names carry the reputation of the Keystone Montana l...
Updated: Monday, November 02, 2026 05:46 PM
Seller: ArrKann Trailer & RV Centre
Used 2019 KEYSTONE RV CO MONTANA 3120RL
Rocky View County, Alberta, Canada
MSRP$53,125 USD $40,377
Condition: Used
Stock Number: 19459
VIN: 4YDF31220K4702253
Hitch Weight: 2,350 lb
Description: 2019 Keystone Montana 3120RL — Luxury Fifth-Wheel Living, Built for Four-Season AdventureExperience the comfort of home wherever the road takes you...
Updated: Monday, November 02, 2026 05:46 PM
Seller: ArrKann Trailer & RV Centre
Condition: Used
Exterior Length: 35 ft
Number of Slide Outs: 3
Fresh Water Tank Capacity: 66 gal
Stock Number: B1492A
VIN: 4YDF31226J4703230
Description: The 2018 Keystone Montana 3120 RL is a well-appointed fifth wheel designed to deliver residential comfort, dependable functionality, and spacious t...
Updated: Monday, October 26, 2026 11:57 AM
Seller: BCRV Sales
