The BRITAX MARATHON infant/child car seat is designed for children rear facing from 5 to 40 pounds and forward facing from 22 up to 65 pounds. The MARATHON achieves revolutionary head safety through the use of BRITAX SafeCell Technology in the base, integrated steel bars, and energy absorbing Versa-Tether that work together to minimize head excursion and reduce the risk of head injury during a frontal impact. The MARATHON also incorporates BRITAX Side Impact Protection, offers a no-rethread and quick-adjust five-point harness, multiple buckle and recline adjustments, and an easy-remove cover that also allows access to belt paths from the front of the seat. A head and infant pillow is provided for extra comfort and infant positioning.
Features Base with SafeCell Technology features SafeCells designed to compress in a crash, significantly lowering the center of gravity and counteracting the forward rotation of the child seat which normally propels the child toward the front seat.Integrated Steel Barsstrengthen the connection to the vehicle and reduce forward flexing of the child seat during a crashEnergy-Absorbing Versa-Tetherfeatures a staged-release tether webbing to slow the forward movement, reducing the crash forces reaching the child, and a two-point attachment to minimize forward rotation while anchoring the top of the child seat.
- Side Impact Protection / SafeCell Complete Side Impact Protection
- Anti-rebound bar to limit child seat rotation in a crash when installed rear facing.
- Easy-Remove Cover allows easy cleaning without disassembling the harness or uninstalling the car seat
- Side Impact Protection comprised of deep side walls lined with energy-absorbing EPP foam distributes crash forces, shields from vehicle intrusion, and contains the head, neck and body
- Tangle-Free, Five-Point Harness distributes crash forces across the strongest parts of the body and provides a secure fit
- Harness Ultra Guard System (HUGS) provides resistance to forward movement in the event of a crash
- 65 lb (29.4 kg) Weight Capacity for safety and comfort as your child grows
- Rear and Forward Facing Recline for child comfort and positioning
- High Density Comfort Foam provides an extra layer of padding to gently cushion your child
- Two Buckle Positions for your growing child
- Quick-Adjust Harness repositions the harness shoulder height without disassembling the harness straps
- Premium LUAS Connectors for a quick and simple installation featuring a push button for easy release
- Built-in Lock-Offs ensure a snug lap and shoulder belt installation with minimal effort
- Anti-Slip, Contoured Base grips and protects the vehicle seat while offering optimum vehicle fit
- EZ-Buckle System keeps buckles and straps out of your way when placing your child in the car seat.
- Infant Positioning Pillow offers extra comfort while achieving proper harness fit for small infants
- Child Weight (lbs) Rear Facing: 5 - 40 (2.3 - 18 kg) , Forward Facing: 22 and walks unassisted, up to 65 (10 kg and walks unassisted, up to 29.4 kg)
- Child Standing Height (in) 49 or less (124.5 cm or less)
- Child Seated Shoulder Height (in) Rear Facing: 9 - 16.75 (22.9 - 42.5 cm) Forward Facing: 12 - 16.75 (30.5 - 42.5 cm)
- Product Weight (lbs) 19.5 (8.8 kg)
- Product Dimensions (in) 18.5W x 26H x 21D (47W x 66H x 53.3D cm)
- Seat Area Depth / Width (in) 11 / 11 (27.9 / 27.9 cm)
- Shoulder Width (in) 13 (33 cm)
- Harness Slot Heights (in) 8.5 / 9.5 / 10.5 / 11.5 / 12.5 / 13.5 / 14.5 / 15.5 / 16.5 / 17.5 (21.6 / 24.1 / 26.7 / 29.2 / 31.8 / 34.3 / 36.8 / 39.4 / 41.9 / 44.5 cm)
- Buckle Strap Depths (in) 5 / 7.5 (12.7 / 19.05 cm)