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Graco Premier 4Ever DLX Extend2Fit SnugLock 4-in-1 with Anti-Rebound Bar

The Graco Premier 4Ever DLX Extend2Fit SnugLock 4-in-1 with Anti-Rebound Bar rear-faces up to 50 lb, forward-faces up to 65 lb, and is 19 in wide, per Graco.

DiscontinuedNo longer made or sold new. Specs are kept for comparing generations.

  • 50 lbRear-facing to
  • 65 lbHarness to
  • 120 lbBooster to
  • 28.1 lbSeat weight
See it on Graco's site

When does it expire?

All all-in-one car seats

Premier 4Ever DLX Extend2Fit SnugLock 4-in-1 with Anti-Rebound Bar: key facts

  • The Graco Premier 4Ever DLX Extend2Fit SnugLock 4-in-1 with Anti-Rebound Bar rear-faces from 4 to 50 lb and up to 49 in tall; forward-faces with a harness from 26.5 to 65 lb and up to 49 in tall; works as a booster from 40 to 120 lb and 43 to 57 in tall, per Graco.
  • Outgrown by height: "Rear-facing: whose head is at least 1” (2.5 cm) below the headrest adjustment handle. Forward-facing: top of child’s ears must be below top of headrest. Backless booster: ears must be below the top of the vehicle seat back or headrest."
  • It installs with LATCH rear-facing, seat belt rear-facing, LATCH forward-facing + top tether, seat belt forward-facing + top tether or booster: vehicle lap/shoulder belt (LATCH optional where vehicle maker allows).
  • Graco says it expires 10 years after the date of manufacture.
  • Graco lists it as certified for aircraft ("This car seat is certified for use in aircraft when using the harness system and without using the lockoff. / This car seat is NOT certified for use in aircraft when using the lockoff OR when used as a booster seat because aircrafts do not have shoulder belts.").
  • It's 19 in wide at the widest point and weighs 28.1 lb.

From Graco's manual and published specs. Always follow the limits on your seat's labels.

How the Premier 4Ever DLX Extend2Fit SnugLock 4-in-1 with Anti-Rebound Bar stacks up

Against the 58 all-in-one car seats we track. The shaded band is where the middle half of them fall; the dot is this one.

Expiration10 years

The same as most all-in-one car seats (10 years).

This one
9 yearsmiddle 10 years12 years
Rear-facing limit50 lbHighest rear-facing limit of 58 all-in-one car seats

Above the 40 lb most all-in-one car seats list.

This one
40 lbmiddle 40 lb50 lb
Width19 in15th narrowest of 34

Within the typical range for all-in-one car seats (18.3 in to 19.5 in).

This one
16.7 inmiddle 19 in21.5 in
Weight28.1 lb26th lightest of 36

Within the typical range for all-in-one car seats (20 lb to 29.2 lb).

This one
12.2 lbmiddle 25.5 lb35 lb

Flying with the Premier 4Ever DLX Extend2Fit SnugLock 4-in-1 with Anti-Rebound Bar

Graco's label: “This car seat is certified for use in aircraft when using the harness system and without using the lockoff. / This car seat is NOT certified for use in aircraft when using the lockoff OR when used as a booster seat because aircrafts do not have shoulder belts.” It is 19 in wide at its widest point.

What airlines say about car seats:

  • American: “Each ticketed customer is allowed 1 stroller and 1 car seat to be checked free of charge” “If an unoccupied, adjoining seat is not available, the gate agent will check the safety seat to your final destination.” Source
  • Alaska: “We will transport your child's car seat and stroller free of charge as checked baggage.” Source
  • JetBlue: “Checking a child safety seat will not count towards your checked baggage allowance and there is no fee assessed” Source
  • Spirit: “One (1) car seat will be accepted per child as checked baggage at no charge.” Source
  • Frontier: “strollers and car seats can be checked for free.” Source
  • Allegiant: “There is no charge for checking or gate checking one car seat per fare-paying passenger.” Source
  • Breeze: “Child seats may be carried on board the aircraft if a seat has been purchased for the Infant or Child” Source

Quoted from each airline's page as of 2026-11-02.

Where to buy the Premier 4Ever DLX Extend2Fit SnugLock 4-in-1 with Anti-Rebound Bar

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good to know
  • Discontinued. You may still find it used or on clearance.
  • Check for recalls: Search the agency's recall list with the model number and date code from the label: NHTSA recall search.
  • Car seat use and installation: see NHTSA's car seat page, which also lists free car seat inspection by certified technicians. Check the label and the maker's instructions, and ask your pediatrician about your child.

Full specs

Graco Premier 4Ever DLX Extend2Fit SnugLock 4-in-1 with Anti-Rebound Bar
TypeAll-in-one
Rear-facing weight4–50 lb
Rear-facing heightUp to 49 in
Forward-facing weight26.5–65 lb
Forward-facing heightUp to 49 in
Booster weight40–120 lb
Booster height43–57 in
Seat weight28.1 lb
Width19 in
Head ruleRear-facing: whose head is at least 1” (2.5 cm) below the headrest adjustment handle. Forward-facing: top of child’s ears must be below top of headrest. Backless booster: ears must be below the top of the vehicle seat back or headrest.
Newborn insertInfant head support and body support (on select models), rear-facing only; can be used only for children weighing 20 lb (9 kg) or less; body support must be used if shoulders are below the lowest harness setting.
InstallationLATCH rear-facing, seat belt rear-facing, LATCH forward-facing + top tether, seat belt forward-facing + top tether, booster: vehicle lap/shoulder belt (LATCH optional where vehicle maker allows)
Load legNo
Anti-rebound barYes
RotatesNo
Harness heights10
Recline positions6
Aircraft labelCertified for aircraft, per the maker
Expires after10 years

Compare the Premier 4Ever DLX Extend2Fit SnugLock 4-in-1 with Anti-Rebound Bar with

How each closest rival differs from the Premier 4Ever DLX Extend2Fit SnugLock 4-in-1 with Anti-Rebound Bar, from the makers' specs.

Ask the meadow

Premier 4Ever DLX Extend2Fit SnugLock 4-in-1 with Anti-Rebound Bar: questions answered

From Graco's published specs, last checked 2026-11-06.

Does the Graco Premier 4Ever DLX Extend2Fit SnugLock 4-in-1 with Anti-Rebound Bar rear-face longer than other all-in-one seats?

Yes. Its 50 lb rear-facing limit is the highest of the 70 all-in-one seats we track, tied with 14.

Will the Graco Premier 4Ever DLX Extend2Fit SnugLock 4-in-1 with Anti-Rebound Bar fit three across or in a small car?

It's wider than 58% of the all-in-one seats we track, at 19 in. The narrowest is the Chicco Fit3x ClearTex Ultra-Slim All-in-One at 16.7 in. Fit depends on your vehicle; check each seat's manual and your vehicle manual. Car seat use and installation: see NHTSA's car seat page, which also lists free car seat inspection by certified technicians. Check the label and the maker's instructions, and ask your pediatrician about your child.

Can you bring the Graco Premier 4Ever DLX Extend2Fit SnugLock 4-in-1 with Anti-Rebound Bar on a plane?

Yes, Graco lists it as certified for aircraft; look for the red-lettered label that says so. The FAA asks that a car seat go in a window seat so it doesn't block the aisle, and the crew will look for that label. It weighs 28.1 lb to carry through the airport.

Premier 4Ever DLX Extend2Fit SnugLock 4-in-1 with Anti-Rebound Bar or EXEC: what's different?

By the makers' specs, the Premier 4Ever DLX Extend2Fit SnugLock 4-in-1 with Anti-Rebound Bar has an anti-rebound bar. See every spec side by side.

Is it OK to buy a used Premier 4Ever DLX Extend2Fit SnugLock 4-in-1 with Anti-Rebound Bar?

NHTSA publishes guidance on used car seats on its car seat page. Graco lists a lifespan of 10 years from manufacture for this model. Check the label and the maker's instructions, and ask your pediatrician about your child.

Still wondering? Write to us at hello@cribpicks.com and we'll look it up.

More all-in-one car seats

Where these specs come from

Last checked 2026-11-06. Spot something wrong? Tell us. Read our editorial and safety policy and corrections.