ROTOR DIAMETER: 13″REPLACES DRUM DIAMETER: 12″BEARING SIZE: 1-3/4″ x 1-1/4″, 25580 x 14125AGREASE SEAL: Double Lip – ID 2.25″ / OD 3.376″# OF STUDS: 8, 1/2″ studsBOLT CIRCLE: 6-1/2″ (15″ and 16″ Wheels)AXLE RATING: 7,000 lbs.
The brake line kit includes:

(1) 188″ Long brake line with 3/8″-24 inverted flare nuts
(1) 76″ Long brake line with 3/8″-24 inverted flare nuts
(4) 48″ Long brake line with 3/8″-24 inverted flare nuts
(6) 21″ Male/male rubber flex lines with 3/8″-24 inverted flare nuts
(3) 3/8″ Brass T-fitting
(1) 3/8″ Brass 4-Way-fitting
(2) 3/8″ Brass union fitting
1/2″ Nylon hose clamps
1/4″ Nylon hose clamps