SE Racing Ripper Jr Bike

SE Racing Ripper Jr Bike
The SE Racing Ripper Jr Bike is a Junior Sizes BMX Racing Bike
Staying true to SE’s claim of “BMX Innovations,” the Ripper Jr is one of the stiffest, lightest and fastest junior-sized race bikes on the track. At only 16.2 pounds, this amazing bike features a lightweight 6066 aluminum frame with a bi-oval downtube, lightweight 6066 aluminum Landing Gear forks with aluminum steerer tube, Vee Speed Booster tires, a Promax Impact Mini stem and Alienation Ankle Biter rims.
Click here to see assembly instructions for your new bike.
Key BMX Bike Features

Lightweight 6066 aluminum frame built with floval top tube, bi-oval down tube and rectangular rear stays for maximum stiffness
Lightweight 6066 aluminum Landing Gear forks with 6061 aluminum steerer tube
Alloy SE Mini Wing bars
Promax Impact Mini 6061-T6 aluminum CNC stem with hidden top cap for a clean look
Stiff and lightweight 3-pc 155mm alloy cranks
Vee Tire Co Speed Booster 1-1/8 tires provide ultra-quick cornering and low rolling resistance
Alienation Ankle Biter rims built with sealed cassette hubs with lightweight hollow axles with race skewer on the front
16.2 pounds

SPECIFICATIONS

SUGGESTED RIDER SIZE
4’3″- 4’10” (130cm-148cm)

COLOR(S)
Platinum Silver

FRAME
Lightweight 6066 Aluminum Floval Tubing, Internally Machined Integrated Head Tube, Bi-Oval Down Tube, 68mm Wide BB, Rectangular Seat & Chainstays, 3D-Forged Dropouts

FORK
6066 Alloy Landing Gear, Alloy Steerer Tube

CRANKSET
SE Racing 3-pc Alloy, 155mm, Euro-Sealed Bearing Bottom Bracket, 103mm Spindle Length, 38T Alloy Chainring

PEDALS
Wellgo Alloy Caged, Cr-Mo Axle

CHAIN
KMC Z1

WHEELSET
Sealed Bearing Hollow Axle Alloy Hubs w/ Alienation Ankle Biter Double-Wall, 28H Rims, 14T Cassette, Stainless Spokes

TIRES
Vee Tire Co Speed Booster 20″ x 1-1/8″ Front & Rear

BRAKESET
Promax P-1 6061 T-6 Alloy V-Brake, Blue Pads, Slick Cable

BRAKE LEVERS
Promax SE-341, 2-Finger Alloy

HEADSET
Neco Sealed 1″ Integrated Headset

HANDLEBAR
Alloy SE Mini Wing Bar, 21.5″ x 5″, 11 Backsweep, 5 Upsweep

STEM
Promax Impact Mini 1″, 6061-T6 Alloy, CNC Machined Hollowed Out Center, Lightweight External Cutouts, Hidden Top Cap, 40mm Reach

GRIPS
Junior Grips

SEAT
SE Racing Mini w/ Integrated Alloy Post

SEATPOST
Integrated Alloy, 22.2mm

SEAT CLAMP
Alloy, 25.4mm Inner Diameter

ACCESSORIES
SE Chain Tensioners

WEIGHT
16.2 lbs / 7.16 kgs

GEOMETRY

A
TOP TUBE, ACTUAL
18.5″

B
SEAT TUBE, CENTER TO TOP
8.7″

C
SEAT TUBE ANGLE
70

D
HEAD TUBE ANGLE
73

E
CHAINSTAY LENGTH
13.9″

F
WHEELBASE
34.1″

G
BOTTOM BRACKET HEIGHT
11″

H
STANDOVER
21.8″

SUGGESTED RIDER SIZE
4’3″- 4’10” (130cm-148cm)

STEM
40mm

HANDLEBAR WIDTH
21.5″

CRANK
155mm

WHEEL SIZE
20″

SEAT POST DIAMETER
22.2mm