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Class A Diesel Motorhomes for Sale in Southern California

Embark on a journey of sophistication with class A diesel motorhomes from Mike Thompson’s RV, where powerful engines and fuel efficiency match a luxurious lifestyle on the road. If you're looking for class A diesel motorhomes for sale in Southern California, indulge in these elite RVs that combine the ease of travel with the comforts of home, including designer interiors and advanced technology. Perfect for full-time RVers or seasonal snowbirds, our class A diesel motorhomes offer generous space, robust power, and high-end amenities, making every adventure a 5-star experience. With longevity and superior performance wrapped in elegance, these motorhomes are the pinnacle of RV luxury—your adventure in upscale travel awaits.

No matter what kind of RV you are in the market for, you can find some amazing options at Mike Thompson’s RV, your top diesel class A motorhome dealer in Southern California. If you’re ready to make the most of your time at the campground, check out our complete inventory of diesel class A motorhomes for sale in California below. If you’re looking for something a little different, don’t miss the deals we have on fifth wheels and travel trailers for sale in California. Contact us today for more information.

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Motor Home Class A - Diesel

  1. Stock #P7522
    Fountain Valley MH
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    Stock #P7522
    Fountain Valley MH
    • Our Price: $109,998
    • List Price: $150,271
    • Discount: $40,273
    View Details »
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    Floorplan - 2016 Holiday Rambler Ambassador 38DBT
    • Sleeps 6
    • 3 Slides
    • 39ft long
    • Bath and a Half
    • Rear Bath
    ...View Floorplan
    • Our Price: $116,891
    • List Price: $134,891
    • Discount: $18,000
    View Details »
  3. Previous Next
    Floorplan - 2012 Tiffin Motorhomes Phaeton 40 QBH
    • Sleeps 7
    • 4 Slides
    • 40ft long
    • Our Price: $149,891
    • List Price: $159,891
    • Discount: $10,000
    View Details »
  4. Stock #P7544
    Colton, CA
    Sale Pending
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    Stock #P7544
    Colton, CA
    • Sleeps 6
    • 4 Slides
    • 38ft long
    • Bunk Over Cab
    • Front Entertainment
    ...View Floorplan
    • Our Price: $154,891
    • List Price: $194,091
    • Discount: $39,200
    View Details »
    Sale Pending
  5. Stock #388650A
    Fountain Valley MH
    Sale Pending
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    Floorplan - 2013 Winnebago Journey 42E
    Stock #388650A
    Fountain Valley MH
    • Sleeps 4
    • 3 Slides
    • 44ft long
    • Our Price: $159,998
    • List Price: $169,998
    • Discount: $10,000
    View Details »
    Sale Pending
  6. Stock #C2408
    Colton, CA
    Sale Pending
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    Floorplan - 2017 Newmar Ventana 3709
    Stock #C2408
    Colton, CA
    • Sleeps 5
    • 3 Slides
    • 38ft long
    • 29900 lbs
    • Bath and a Half
    • Rear Bath
    ...View Floorplan
    • Our Price: $164,891
    • List Price: $184,891
    • Discount: $20,000
    View Details »
    Sale Pending
  7. Stock #PA23003
    Cathedral City, CA
    Virtual Tour Sale Pending Closeout
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    Stock #PA23003
    Cathedral City, CA
    • Sleeps 6
    • 3 Slides
    • 39ft long
    • Bunk Over Cab
    • Bath and a Half
    ...View Floorplan
    • Sale Price: $194,998
    • List Price: $347,385
    • Save: $152,387
    View Details »
    Virtual Tour Sale Pending Closeout
  8. Stock #C2432
    Cathedral City, CA
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    Floorplan - 2013 Tiffin Motorhomes Allegro Bus 43 QGP
    Stock #C2432
    Cathedral City, CA
    • Sleeps 6
    • 4 Slides
    • 44ft long
    • Rear Bath
    ...View Floorplan
    • Our Price: $199,500
    • List Price: $219,000
    • Discount: $19,500
    View Details »
  9. Stock #387934A
    Fountain Valley MH
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    Stock #387934A
    Fountain Valley MH
    • Sleeps 5
    • 4 Slides
    • 39ft long
    • Outdoor Entertainment
    • Rear Bedroom
    ...View Floorplan
    • Our Price: $199,998
    • List Price: $223,998
    • Discount: $24,000
    View Details »
  10. Stock #PA24004
    Santa Fe Springs, CA
    Virtual Tour Video Tour
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    Stock #PA24004
    Santa Fe Springs, CA
    • Sleeps 6
    • 2 Slides
    • 35ft long
    • Bunk Over Cab
    • Outdoor Entertainment
    ...View Floorplan
    • Sale Price: $224,798
    • List Price: $311,985
    • Save: $87,187
    View Details »
    Virtual Tour Video Tour
  11. Stock #C2425
    Fountain Valley MH
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    Stock #C2425
    Fountain Valley MH
    • Sleeps 7
    • 4 Slides
    • 38ft long
    • Bunk Over Cab
    • Outdoor Entertainment
    ...View Floorplan
    • Our Price: $239,998
    • List Price: $249,998
    • Discount: $10,000
    View Details »
  12. Stock #PA24009
    Colton, CA
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    Stock #PA24009
    Colton, CA
    • Sleeps 6
    • 2 Slides
    • 35ft long
    • Bunk Over Cab
    • Outdoor Entertainment
    ...View Floorplan
    • Sale Price: $244,998
    • List Price: $314,760
    • Save: $69,762
    View Details »
Showing 1 - 24 of 50
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Mike Thompson's RV is not responsible for any misprints, typos, or errors found in our website pages. Prices expressed on this site (including Sale Price / MSRP or List) Exclude government fees and taxes, any finance charges, any dealer document preparation charge, any electronic transfer filing charge and any emission testing charge. Manufacturer pictures, specifications, and features may be used in place of actual units on our lot. Please contact us @562-294-5002 for availability as our inventory changes rapidly. All calculated payments are an estimate only and do not constitute a commitment that financing or a specific interest rate or term is available. See Disclosures Below.

Manufacturer and/or stock photographs may be used and may not be representative of the particular unit being viewed. Where an image has a stock image indicator, please confirm specific unit details with your dealer representative.