• Price
  • To
  • Length
  • To
  • Dry Weight
  • To
  • Mileage
  • To
  • Sleeping Capacity
  • To

View New & Used Forest River Sierra RVs for Sale

123 listings match your search

Find your perfect Forest River Sierra rv for sale from the search results below. Contact a member to gain further information. Let our member network help you find your dream unit so you can further enjoy the rv lifestyle!
New 2025 Forest River Sierra 3800RK available in Willow Street, Pennsylvania

New 2025 Forest River Sierra 3800RK

New Fifth Wheel in Willow Street, Pennsylvania 17584

Forest River Sierra fifth wheel 3800RK highlights: Four Slides Theater Seating Exterior Cooktop Walk-In Bathroom Closet 12V Refrigerator If you're looking to go full-time RVing, this fifth wheel is packed with convenient features! The master bedroom includ ...

  • Sale
  • Length: 44' 0"
  • # Slideouts: 4
  • Sleeping Cap: 4
Used 2021 Forest River Sierra 38FKOK available in Zephyrhills, Florida

Used 2021 Forest River Sierra 38FKOK

Used Fifth Wheel in Zephyrhills, Florida 33540

Forest River Sierra fifth wheel 38FKOK highlights from Optimum RV: Front Separate Kitchen Buffet Cabinet Breakfast Dinette Dual Entry Middle Living Area Exterior Kitchen Perfect for full-time RVing and those longer trips, this fifth wheel offers plenty of ...

  • Sale
  • # Slideouts: 6
  • Mileage: 11
  • Sleeping Cap: 6
Used 2021 Forest River Sierra 379FLOK available in Festus, Missouri

Used 2021 Forest River Sierra 379FLOK

Used Fifth Wheel in Festus, Missouri 63028

Forest River Sierra fifth wheel 379FLOK highlights from Optimum RV: Large Front Window Six Slides Hide-A-Bed Sofas Separate Kitchen Dual Entry Exterior Kitchen RV living is more fun when you have a spacious interior with six slides throughout from the fron ...

  • Sale
  • Length: 513' 0"
  • # Slideouts: 6
  • Sleeping Cap: 6
New 2025 Forest River Sierra 3370RLS available in Middlebury, Indiana

New 2025 Forest River Sierra 3370RLS

New Fifth Wheel in Middlebury, Indiana 46540

Forest River Sierra fifth wheel 3370RLS highlights: King Bed Tri-Fold Hide-A-Bed Ceiling Fan Theater Seating Free Standing Dinette Shower with a Seat You will enjoy every adventure in this Sierra fifth wheel that is perfect for a couple that enjoys weekend ...

  • Sale
  • Length: 36' 0"
  • # Slideouts: 3
  • Sleeping Cap: 4
Used 2018 Forest River Sierra 38FKOK available in Bushnell, Florida

Used 2018 Forest River Sierra 38FKOK

Used Fifth Wheel in Bushnell, Florida 33513

Forest River Sierra fifth wheel 38KOK highlights from Optimum RV: Private Master Bedroom Serta Memory Foam Mattress Outdoor Kitchen Walk-In Shower w/Seat Double Entry Doors Take your adventures to new levels with this Sierra FW 38FKOK by Forest River. You ...

    • # Slideouts: 6
    • Sleeping Cap: 6
    Used 2019 Forest River Sierra 387MKOK available in Pottstown, Pennsylvania

    Used 2019 Forest River Sierra 387MKOK

    Used Fifth Wheel in Pottstown, Pennsylvania 19464

    Forest River Sierra 387MKOK fifth wheel highlights from Optimum RV: Private Living Area Bath and a Half Two Fireplaces Four Theater Seats Free Standing Dinette Exterior Kitchen Plan to make plenty of memories with your family while you camp in this Sierra. ...

    • Sale
    • # Slideouts: 5
    • Sleeping Cap: 4
    New 2025 Forest River Sierra 4002FB available in Turlock, California

    New 2025 Forest River Sierra 4002FB

    New Fifth Wheel in Turlock, California 95382

    The following is a list of Additional Options besides the Standard Features come with the unit are: 2025 SIERRA 4002FB TERRA INTERIOR COLOR SUMMIT PACKAGE CHEFS KITCHEN PACKAGE TWO DINETTE CHAIRS IPO BENCH RVIA SEAL Front BedroomKitchen IslandLoftRear Bath ...

    • Sale
    • Length: 43' 0"
    • # Slideouts: 4
    • Sleeping Cap: 6
    New 2025 Forest River Sierra 3800RK available in Middlebury, Indiana

    New 2025 Forest River Sierra 3800RK

    New Fifth Wheel in Middlebury, Indiana 46540

    Forest River Sierra fifth wheel 3800RK highlights: Four Slides Theater Seating Exterior Cooktop Walk-In Bathroom Closet 12V Refrigerator If you're looking to go full-time RVing, this fifth wheel is packed with convenient features! The master bedroom includ ...

    • Sale
    • Length: 44' 0"
    • # Slideouts: 4
    • Sleeping Cap: 4
    New 2025 Forest River Sierra 3800RK available in Turlock, California

    New 2025 Forest River Sierra 3800RK

    New Fifth Wheel in Turlock, California 95382

    The following is a list of Additional Options besides the Standard Features come with the unit are: 2025 SIERRA 3800RK SWITCHBACK INTERIOR COLOR SUMMIT PACKAGE CHEFS KITCHEN PACKAGE WASHER AND DRYER RIVA SEAL Front BathRear Kitchen

    • Sale
    • Length: 44' 0"
    • # Slideouts: 4
    • Sleeping Cap: 4
    Used 2024 Forest River Sierra 4002FB available in Robstown, Texas

    Used 2024 Forest River Sierra 4002FB

    Used Fifth Wheel in Robstown, Texas 78380

    Forest River Sierra fifth wheel 4002FB highlights from Optimum RV: Two Bedrooms Two Full Bathrooms Loft Kitchen Island Rear Entry Enjoy a home on wheels with this fifth wheel! There are two bedrooms to choose from plus an upper loft with two 32" x 74" bunk ...

    • Sale
    • # Slideouts: 4
    • Sleeping Cap: 6
    New 2025 Forest River Sierra 4002FB available in Willow Street, Pennsylvania

    New 2025 Forest River Sierra 4002FB

    New Fifth Wheel in Willow Street, Pennsylvania 17584

    Forest River Sierra fifth wheel 4002FB highlights: Two Bedrooms Two Full Bathrooms Loft Kitchen Island Rear Entry Enjoy a home on wheels with this fifth wheel! There are two bedrooms to choose from plus an upper loft with two 32" x 74" bunk mats, cabinets, ...

    • Sale
    • Length: 43' 0"
    • # Slideouts: 4
    • Sleeping Cap: 6
    New 2025 Forest River Sierra 4002FB available in Middlebury, Indiana

    New 2025 Forest River Sierra 4002FB

    New Fifth Wheel in Middlebury, Indiana 46540

    Forest River Sierra fifth wheel 4002FB highlights: Two Bedrooms Two Full Bathrooms Loft Kitchen Island Rear Entry Enjoy a home on wheels with this fifth wheel! There are two bedrooms to choose from plus an upper loft with two 32" x 74" bunk mats, cabinets, ...

    • Sale
    • Length: 43' 0"
    • # Slideouts: 4
    • Sleeping Cap: 6
    Used 2020 Forest River Sierra 379FLOK available in Cleburne, Texas

    Used 2020 Forest River Sierra 379FLOK

    Used Fifth Wheel in Cleburne, Texas 76031

    Forest River Sierra fifth wheel 379FLOK highlights: Large Front Window Hide-A-Bed Sofas Theater Seats Fireplace Separate Living Room Outdoor Kitchen For your next camping trip, you will want this Sierra fifth wheel in tow! From the front living room with a ...

    • Sale
    • Length: 42' 0"
    • # Slideouts: 6
    • Sleeping Cap: 6
    New 2025 Forest River Sierra 3800RK available in Lamoni, Iowa

    New 2025 Forest River Sierra 3800RK

    New Fifth Wheel in Lamoni, Iowa 50140

    Forest River Sierra fifth wheel 3800RK highlights: Four Slides Theater Seating Exterior Cooktop Walk-In Bathroom Closet 12V Refrigerator If you're looking to go full-time RVing, this fifth wheel is packed with convenient features! The master bedroom includ ...

    • Sale
    • Length: 44' 0"
    • # Slideouts: 4
    • Sleeping Cap: 4
    New 2024 Forest River Sierra 4003MB available in Scott, Louisiana

    New 2024 Forest River Sierra 4003MB

    New Fifth Wheel in Scott, Louisiana 70583

    FOUR SLIDE MID BUNK FIFTH WHEEL W/ AUTO LEVELING, THREE A/C UNITS, ROOFTOP SOLAR PANEL, ON DEMAND HOT WATER, KING SIZE BED, WASHER-DRYER PREP, AND 12 VOLT 16 CU FT REFRIGERATOR.

    • Sale
    • In Stock
    • Length: 42' 9"
    • Dry Weight: 13,111 lbs
    • # Slideouts: 4
    • Sleeping Cap: 8
    New 2025 Forest River Sierra 3550BH available in Middlebury, Indiana

    New 2025 Forest River Sierra 3550BH

    New Fifth Wheel in Middlebury, Indiana 46540

    Forest River Sierra fifth wheel 3550BH highlights: Kitchen Island Shower with a Seat Triple Slides Dual Entry Doors Pass-Through Storage Front Private Bedroom This fifth wheel is perfect for those whole like to camp with a whole group, whether it be with f ...

    • Sale
    • Length: 43' 0"
    • # Slideouts: 3
    • Sleeping Cap: 9
    New 2025 Forest River Sierra 4003MB available in Middlebury, Indiana

    New 2025 Forest River Sierra 4003MB

    New Fifth Wheel in Middlebury, Indiana 46540

    Forest River Sierra fifth wheel 4003MB highlights: Kitchen Island Four Slides Shower with a Seat Pass-Through Storage Free-Standing Table and Chairs Middle Bunkroom Have you been looking for a luxury fifth wheel with space for overnight guests or even an o ...

    • Sale
    • Length: 42' 0"
    • # Slideouts: 4
    • Sleeping Cap: 8
    New 2025 Forest River Sierra 3990FL available in Middlebury, Indiana

    New 2025 Forest River Sierra 3990FL

    New Fifth Wheel in Middlebury, Indiana 46540

    Forest River Sierra fifth wheel 3990FL highlights: Full and Half Lofts King Bed Walk-In Shower Front Living Area Two Tri-Fold Hide-A-Beds Theater Seating The perfect fifth wheel for a larger family! This unit sleeps eight or more with the full and half lof ...

    • Sale
    • Length: 43' 0"
    • # Slideouts: 5
    • Sleeping Cap: 8
    Used 2019 Forest River Sierra 384QBOK available in Bath, Pennsylvania

    Used 2019 Forest River Sierra 384QBOK

    Used Fifth Wheel in Bath, Pennsylvania 18014

    Forest River Sierra 384QBOK fifth wheel highlights: Bath and a Half Dual Entry Rear Bunkhouse Kitchen Island Theater Seats Exterior Kitchen Just imagine having two entries into this fifth wheel to quickly get to the half bath or the main area depending on ...

    • Sale
    • Length: 41' 0"
    • # Slideouts: 5
    • Sleeping Cap: 8
    New 2025 Forest River Sierra 3800RK available in Middlebury, Indiana

    New 2025 Forest River Sierra 3800RK

    New Fifth Wheel in Middlebury, Indiana 46540

    Forest River Sierra fifth wheel 3800RK highlights: Four Slides Theater Seating Exterior Cooktop Walk-In Bathroom Closet 12V Refrigerator 64995 If you're looking to go full-time RVing, this fifth wheel is packed with convenient features! The master bedroom ...

    • Sale
    • Length: 44' 0"
    • # Slideouts: 4
    • Sleeping Cap: 4
    New 2025 Forest River Sierra 3880BH available in Middlebury, Indiana

    New 2025 Forest River Sierra 3880BH

    New Fifth Wheel in Middlebury, Indiana 46540

    Royal RV Center is known for delivering exceptional inventory, customer service and a positive buying experience. From inspecting & servicing our RV's, assisting you every step of the way, providing you the most in-depth orientation process, and maintainin ...

    • Sale
    • Length: 44' 0"
    • # Slideouts: 4
    • Sleeping Cap: 4
    Used 2022 Forest River Sierra 3330BH available in Ina, Illinois

    Used 2022 Forest River Sierra 3330BH

    Used Fifth Wheel in Ina, Illinois 62846

    Forest River Sierra fifth wheel 3330BH highlights: Dual Entry Doors Front Private Bedroom Bunkhouse Two Full Bathrooms Outside Gas Grill There's something for the whole family in this fifth wheel! Starting with the rear corner private bunkhouse which has a ...

    • Sale
    Zoomers RV Ina, IL

    $47,000.00

    • Length: 38' 0"
    • # Slideouts: 3
    • Sleeping Cap: 10
    New 2025 Forest River Sierra 4002FB available in Scott, Louisiana

    New 2025 Forest River Sierra 4002FB

    New Fifth Wheel in Scott, Louisiana 70583

    **** NEW ARRIVAL !!!! PICTURES OF THIS UNIT COMING SOON ****

    • In Stock
    • New Arrival
    • Length: 43' 5"
    • Dry Weight: 12,889 lbs
    • # Slideouts: 4
    • Sleeping Cap: 6
    New 2025 Forest River Sierra 3800RK available in Middlebury, Indiana

    New 2025 Forest River Sierra 3800RK

    New Fifth Wheel in Middlebury, Indiana 46540

    Forest River Sierra fifth wheel 3800RK highlights: Four Slides Theater Seating Exterior Cooktop Walk-In Bathroom Closet 12V Refrigerator If you're looking to go full-time RVing, this fifth wheel is packed with convenient features! The master bedroom includ ...

    • Sale
    • Length: 44' 0"
    • # Slideouts: 4
    • Sleeping Cap: 4
    Some text as placeholder. In real life you can have the elements you have chosen. Like, text, images, lists, etc.