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We do our best to keep listing details accurate, but pricing, specifications, and availability come from third-party sources and can change without notice. We can't guarantee accuracy, so please confirm the details with the dealer before making any decisions. See something inaccurate? Contact us.

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    1. Home
    2. Fifth wheel trailers
    3. Keystone
    4. Sprinter
    5. 3840LRK
    Keystone Sprinter 3840LRK exterior

    Keystone Sprinter 3840LRK

    Browse inventory (54)
    Keystone Sprinter 3840LRK floor plan
    Keystone Sprinter 3840LRK floor plan

    Key facts

    Length
    42 ft 10 in
    Sleeps
    4

    AI summary

    The rear kitchen design floods the living space with natural light through panoramic windows while providing generous counter space and full-size appliances. At 43 feet, this layout maximizes both cooking functionality and entertaining areas. The front bedroom offers privacy from the main living zone, while thoughtful storage solutions throughout accommodate extended travel.

    Find a Keystone Sprinter 3840LRK

    See it in person or find a great deal nationwide.
    Browse inventory (54)

    Similar floor plans

    Other fifth wheel trailers floor plans (around 42 ft 10 in, near $96,000), similar in size and price to the Sprinter 3840LRK.

    Jayco Eagle 30.5RSOK exterior

    Jayco Eagle 30.5RSOK

    MSRP$95,117

    1 unit available

    Jayco Eagle 30.5RSOK floor plan
    Max weight

    14,000 lbs

    Length

    33 ft 10 in

    Sleeps

    4

    CrossRoads Cameo CE2901RL exterior

    CrossRoads Cameo CE2901RL

    Bar seating

    MSRP$100,087
    CrossRoads Cameo CE2901RL floor plan
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    Length

    33 ft 11 in

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    Keystone Montana High Country 291MB exterior

    Keystone Montana High Country 291MB

    MSRP$93,015
    Keystone Montana High Country 291MB floor plan
    Length

    33 ft 5 in

    Sleeps

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    No image

    Forest River Sandstorm 286GSLR

    MSRP$99,277

    1 unit available

    Forest River Sandstorm 286GSLR floor plan
    Max weight

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    No image

    Forest River Stealth SA2816G

    MSRP$100,051

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    K-Z Durango Half-Ton D256RKT exterior

    K-Z Durango Half-Ton D256RKT

    Front bedroom, rear kitchen

    MSRP$90,502

    5 units available

    K-Z Durango Half-Ton D256RKT floor plan

    RV Envy's expert take

    We like: Large, modern kitchen, Large living area

    Consider: Limited bathroom counterspace, Small nightstands

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    11,500 lbs

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    33 ft 3 in

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    Keystone Alpine Avalanche Edition 295RK exterior

    Keystone Alpine Avalanche Edition 295RK

    MSRP$88,378
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    15,000 lbs

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    33 ft 5 in

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    Jayco Eagle HT 30.5CKTS exterior

    Jayco Eagle HT 30.5CKTS

    MSRP$83,905

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    Max weight

    11,500 lbs

    Length

    33 ft 10 in

    Sleeps

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    Other Sprinter floor plans

    Keystone Sprinter 25ML

    Front bedroom, rear kitchen, walk-thru bath, booth dinette

    MSRP$59,265

    3 units available

    Keystone Sprinter 25ML floor plan

    RV Envy's expert take

    We like: Large end tables, Open living area, Fireplace integrated into kitchen

    Consider: Limited bathroom counter space, Tiny pantry, Awkward TV angle

    Max weight

    11,970 lbs

    Length

    29 ft 9 in

    Sleeps

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    Keystone Sprinter 27ML

    MSRP$51,669

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    Keystone Sprinter 29BH

    MSRP$61,500

    5 units available

    Keystone Sprinter 29BH floor plan
    Max weight

    11,770 lbs

    Length

    24 ft 7 in

    Sleeps

    9

    Keystone Sprinter 29RL

    MSRPTBD
    Keystone Sprinter 29RL floor plan
    Max weight

    12,000 lbs

    Length

    33 ft

    Sleeps

    6

    Keystone Sprinter 30RL

    Front bedroom, rear living area

    MSRP$64,597

    3 units available

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    Max weight

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    33 ft 6 in

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    Keystone Sprinter 3190RLS

    MSRP$73,493

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    35 ft 9 in

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    Keystone Sprinter 31MB

    MSRP$70,522

    1 unit available

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    Max weight

    11,930 lbs

    Length

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    Sleeps

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    Keystone Sprinter 31TB

    Front bedroom

    MSRP$65,872
    Keystone Sprinter 31TB floor plan
    Max weight

    12,100 lbs

    Length

    35 ft 11 in

    Sleeps

    7

    Keystone Sprinter 3210RLS

    MSRP$84,471

    13 units available

    Keystone Sprinter 3210RLS floor plan
    Length

    37 ft 4 in

    Sleeps

    4

    Keystone Sprinter 32BH

    Bath and a half, front bedroom

    MSRP$68,242

    1 unit available

    Keystone Sprinter 32BH floor plan
    Max weight

    11,930 lbs

    Length

    37 ft

    Sleeps

    10

    View all Sprinter floor plans →
    Keystone Sprinter 3840LRK overview
    Keystone Sprinter 3840LRK exterior

    Key facts

    Length
    42 ft 10 in
    Sleeps
    4

    Specs

    Dimensions

    Length
    42 ft 10 in
    Height
    13 ft 4 in
    Slideouts
    3
    Axles
    2

    Tanks & capacities

    Fresh water
    75 gal
    Gray water
    112 gal
    Black water
    78 gal

    Weight & towing

    Hitch weight
    2,380 lbs

    Accommodations

    Sleeps
    4
    Download brochure

    Available years

    2027
    2026
    2025
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