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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. Inventory
    3. Crestview RV
    4. Hewitt/Waco, TX
    5. 2026 Keystone Sprinter 3670FLS

    2026 Keystone Sprinter 3670FLSPending

    NewFifth wheel|Stock #4-2396|Located at Crestview RV in Hewitt/Waco, TX
    $116,175$59,995
    Save $56,180

    This unit has a sale pending.

    It's still listed because pending deals sometimes fall through. Ask the dealer to be next in line.

    RV Envy

    2026 Keystone Sprinter 3670FLS

    New · Fifth wheel

    $116,175$59,995Save $56,180

    Crestview RV – Hewitt/Waco

    635 Enterprise Boulevard

    Hewitt, TX 76643

    (254) 857-3525

    Stock #4-2396

    2026 Keystone Sprinter 3670FLS floor plan

    Specifications

    Length40 ft 4 in
    Dry weight11,525 lbs
    Sleeps6 people
    Slideouts4

    Full specifications

    Available BedsKing
    Awning Info17' Electric with Friction-Hinge Adjustment, LED Lights, and Manual Override
    Axle Count2
    Black Water Capacity34 gals
    Cargo Capacity2475 lbs
    Cooktop Burners3
    Dry Weight11525 lbs
    Ext Height13 ft 4 in
    Exterior ColorWHITE
    Fresh Water Capacity75 gals
    Furnace BTU35500 btu
    Grey Water Capacity102 gals
    Hitch Weight2480 lbs
    Interior ColorTEAK
    LP Tank Capacity30 lbs
    Length40 ft 4 in
    Number of Awnings1
    Number of LP Tanks2
    Refrigerator Size16 cu ft
    Refrigerator Type12V
    Shower TypeStandard
    Sleeps6
    Slides4
    TV InfoLR 50" LED HDTV
    Tire SizeST235/80R16E
    Washer/Dryer AvailableYes
    Water Heater TypeGirard Tankless On Demand

    Options and equipment may differ from those listed. We do our best to ensure accuracy, but please confirm all details with the dealer before purchase.

    Get more info

    2026 Sprinter 3670FLS

    2026 Sprinter 3670FLS
    I'm interested in
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    Dealer information

    Crestview RV – Hewitt/Waco

    635 Enterprise Boulevard
    Hewitt, TX 76643
    (254) 857-3525

    Pricing report

    Current price

    $59,995

    new

    Price history

    This unit has seen 3 price adjustments. RV Envy Pro lets you see the full price history.

    Pricing report

    Current price

    $59,995

    new

    Price history

    This unit has seen 3 price adjustments. RV Envy Pro lets you see the full price history.

    Keystone Sprinter fifth wheel 3670FLS highlights:

    • Separate Living Room

    • Private Bedroom

    • Coffee Bar

    • Fireplace

    • Full-Reclining Theater Seating

    • Exterior Refrigerator

    This Sprinter fifth wheel is yours for the taking! You can enter through an XL 30" friction-hinge entry door to find a great kitchen decked out with a range with a glass top, a 30" microwave, a breakfast bar, a 16 cu. ft. refrigerator, a pantry, and a coffee bar. After you whip up dinner and a fabulous dessert, you can enjoy them at the wall-mounted dinette with four chairs. The separate living room has a residential feel with its fireplace, 50" LED HDTV, two queen-size tri-fold sofas, and full-reclining theater seating with massage, lights, and USB. If you find yourself tired out from the day's travels, you can head straight to the rear private bedroom to fall asleep on the king-size bed after taking a hot shower in the residential shower.

    The Sprinter fifth wheels by Keystone feature spacious living areas, plenty of storage, and outstanding towability. Each unit is constructed with 2" aluminum framed and laminated sidewalls, a fully walkable roof, and dual layer insulation to help extend your camping season. The heated pass-through storage includes lockable slam latch baggage doors so you can easily pack your gear, and the one-touch 4-point leveling system features return hookup memory to have you set up in no-time. Head inside to find Congoleum vinyl flooring, Thomas Payne luxury collection furniture, residential style seamless marbled countertops, and an upgraded bedspread to name a few comforts. The Sprinter also includes a Girard tankless on-demand water heater, a central command center, plus a 30k BTU furnace and two A/C units to ensure your comfort!

    Options:

    • COMFORT PKG

    • CAMPING MADE EASY PKG

    • LUXURY PKG

    • KING BED

    • THEATER SEATING

    • WASHER/DRYER PREP

    • ELECTRIC 4 POINT LEVELING SYSTEM

    • MAXX AIR RAINSENSOR VENT

    • REFRIGERATOR-12V-16CF

    • SOLAR FLEX PROTECT

    • FREE STANDING DINETTE & CHAIRS

    • RVIA SEAL-GO CAMPING

    Keystone Sprinter fifth wheel 3670FLS highlights:

    • Separate Living Room

    • Private Bedroom

    • Coffee Bar

    • Fireplace

    • Full-Reclining Theater Seating

    • Exterior Refrigerator

    This Sprinter fifth wheel is yours for the taking! You can enter through an XL 30" friction-hinge entry door to find a great kitchen decked out with a range with a glass top, a 30" microwave, a breakfast bar, a 16 cu. ft. refrigerator, a pantry, and a coffee bar. After you whip up dinner and a fabulous dessert, you can enjoy them at the wall-mounted dinette with four chairs. The separate living room has a residential feel with its fireplace, 50" LED HDTV, two queen-size tri-fold sofas, and full-reclining theater seating with massage, lights, and USB. If you find yourself tired out from the day's travels, you can head straight to the rear private bedroom to fall asleep on the king-size bed after taking a hot shower in the residential shower.

    The Sprinter fifth wheels by Keystone feature spacious living areas, plenty of storage, and outstanding towability. Each unit is constructed with 2" aluminum framed and laminated sidewalls, a fully walkable roof, and dual layer insulation to help extend your camping season. The heated pass-through storage includes lockable slam latch baggage doors so you can easily pack your gear, and the one-touch 4-point leveling system features return hookup memory to have you set up in no-time. Head inside to find Congoleum vinyl flooring, Thomas Payne luxury collection furniture, residential style seamless marbled countertops, and an upgraded bedspread to name a few comforts. The Sprinter also includes a Girard tankless on-demand water heater, a central command center, plus a 30k BTU furnace and two A/C units to ensure your comfort!

    Options:

    • COMFORT PKG

    • CAMPING MADE EASY PKG

    • LUXURY PKG

    • KING BED

    • THEATER SEATING

    • WASHER/DRYER PREP

    • ELECTRIC 4 POINT LEVELING SYSTEM

    • MAXX AIR RAINSENSOR VENT

    • REFRIGERATOR-12V-16CF

    • SOLAR FLEX PROTECT

    • FREE STANDING DINETTE & CHAIRS

    • RVIA SEAL-GO CAMPING

    Specifications

    Length

    40 ft 4 in

    Dry weight

    11,525 lbs

    Sleeps

    6 people

    Slideouts

    4

    Specifications

    Length

    40 ft 4 in

    Dry weight

    11,525 lbs

    Sleeps

    6 people

    Slideouts

    4

    Download brochure
    Download brochure

    Unit features & options

    • Enhanced Exterior Graphics w/ Integrated print
    • Full Body Paint (Optional)
    • Floor plan specific 100" wide-body frame w/ full width outriggers (Model Specific)
    • MaxTurn technology w/ Road Armor (Model Specific)
    • Hitch Vision (Model Specific)
    • 2" aluminum framed and laminated sidewalls - 3,000lb Limit (Model Specific)
    • Tinted safety glass windows (Model Specific)
    • Automotive-grade painted fiberglass front cap w/ KeyShield protection (Model Specific)
    • Fully walkable roof (Model Specific)
    • Dual layer insulation (Model Specific)
    • Rear ladder prep
    • Equal torsion cable slides w/ manual override (Model Specific)
    • Thermal package (performs from 0-100 degrees) (Model Specific)
    • Heated & enclosed underbelly w/ astro-foil insulation (Model Specific)
    • Dexter E-Z Lube axles with never-adjust brakes (6 year warranty) (Model Specific)
    • Aluminum wheels w/ lifetime warranty (Model Specific)
    • One touch 4-point leveling system w/ return hookup memory (Model Specific)
    • 30" friction hinge entry doors (Model Specific)
    • Suburban StowAway Entry Step with 33% Larger first step
    • High performance MAXXIS Radial Tires w/ Balancing Beads
    • 2" Receiver Hitch w/ 4 way hook up - 3,000lb Limit
    • Heated pass-through storage w/ lockable slam latch baggage doors (Model Specific)
    • Locking slam latch baggage doors (Model Specific)
    • Back-up camera prep (Model Specific)

    Unit features & options

    • Enhanced Exterior Graphics w/ Integrated print
    • Full Body Paint (Optional)
    • Floor plan specific 100" wide-body frame w/ full width outriggers (Model Specific)
    • MaxTurn technology w/ Road Armor (Model Specific)
    • Hitch Vision (Model Specific)
    • 2" aluminum framed and laminated sidewalls - 3,000lb Limit (Model Specific)
    • Tinted safety glass windows (Model Specific)
    • Automotive-grade painted fiberglass front cap w/ KeyShield protection (Model Specific)
    • Fully walkable roof (Model Specific)
    • Dual layer insulation (Model Specific)
    • Rear ladder prep
    • Equal torsion cable slides w/ manual override (Model Specific)
    • Thermal package (performs from 0-100 degrees) (Model Specific)
    • Heated & enclosed underbelly w/ astro-foil insulation (Model Specific)
    • Dexter E-Z Lube axles with never-adjust brakes (6 year warranty) (Model Specific)
    • Aluminum wheels w/ lifetime warranty (Model Specific)
    • One touch 4-point leveling system w/ return hookup memory (Model Specific)
    • 30" friction hinge entry doors (Model Specific)
    • Suburban StowAway Entry Step with 33% Larger first step
    • High performance MAXXIS Radial Tires w/ Balancing Beads
    • 2" Receiver Hitch w/ 4 way hook up - 3,000lb Limit
    • Heated pass-through storage w/ lockable slam latch baggage doors (Model Specific)
    • Locking slam latch baggage doors (Model Specific)
    • Back-up camera prep (Model Specific)

    Full specifications

    As provided in the original listing

    Available BedsKing
    Awning Info17' Electric with Friction-Hinge Adjustment, LED Lights, and Manual Override
    Axle Count2
    Black Water Capacity34 gals
    Cargo Capacity2475 lbs
    Cooktop Burners3
    Dry Weight11525 lbs
    Ext Height13 ft 4 in
    Exterior ColorWHITE
    Fresh Water Capacity75 gals
    Furnace BTU35500 btu
    Grey Water Capacity102 gals
    Hitch Weight2480 lbs
    Interior ColorTEAK
    LP Tank Capacity30 lbs
    Length40 ft 4 in
    Number of Awnings1
    Number of LP Tanks2
    Refrigerator Size16 cu ft
    Refrigerator Type12V
    Shower TypeStandard
    Sleeps6
    Slides4
    TV InfoLR 50" LED HDTV
    Tire SizeST235/80R16E
    Washer/Dryer AvailableYes
    Water Heater TypeGirard Tankless On Demand

    Full specifications

    As provided in the original listing

    Available BedsKing
    Awning Info17' Electric with Friction-Hinge Adjustment, LED Lights, and Manual Override
    Axle Count2
    Black Water Capacity34 gals
    Cargo Capacity2475 lbs
    Cooktop Burners3
    Dry Weight11525 lbs
    Ext Height13 ft 4 in
    Exterior ColorWHITE
    Fresh Water Capacity75 gals
    Furnace BTU35500 btu
    Grey Water Capacity102 gals
    Hitch Weight2480 lbs
    Interior ColorTEAK
    LP Tank Capacity30 lbs
    Length40 ft 4 in
    Number of Awnings1
    Number of LP Tanks2
    Refrigerator Size16 cu ft
    Refrigerator Type12V
    Shower TypeStandard
    Sleeps6
    Slides4
    TV InfoLR 50" LED HDTV
    Tire SizeST235/80R16E
    Washer/Dryer AvailableYes
    Water Heater TypeGirard Tankless On Demand