Bicycle Archive · Specification report

1999 SE Racing Assassin

Velopedia Archive ID 89469

Overview

Model year	1999
Brand	SE Racing
Model	Assassin
Bicycle type	BMX
Archive ID	89469
Original MSRP	$324.99
Colors	Chrome-Plated, Satin Red
Sizes	Pro
Weight	27 lb

Frameset

Frame construction	TIG-welded
Frame material	4130 chromoly
Fork	SE Racing Landing Gear
Fork material	4130 chromoly, unicrown crown
Rear shock	N/A

Drivetrain

Component group	N/A
Shifters	N/A
Front derailleur	N/A
Rear derailleur	N/A
Crankset	1-piece chromoly 180mm, 44 teeth
Bottom bracket	YST BB 621
BB shell width	American 24tpi
Rear cogs	1-speed, 16 teeth
Chain	KMC 410, 1/2 x 1/8"
Pedals	Wellgo LU-313

Brakes

Brakes	Chang Star UB-885AS rear brakes, Chang Star UL-N281DT rear levers

Cockpit & contact points

Headset	1 1/8" threadless Tioga TG
Handlebar	SE Racing Rollbar
Handlebar extensions	N/A
Stem	Wei Hau MX-241
Saddle	Velo VL-283
Seatpost	Kalloy SP-4130 micro-adjust, 26.0mm diameter

Wheels & tires

Hubs	Formula OV 31
Rims	Alex VP-20F, 36-hole
Spokes	Da-Sen steel, 2.0mm straight gauge
Spoke nipples	Brass nipples
Front tire	Front: 20 x 2.125" Kenda K-50 Comp III type, Rear: 20 x 1.75" Kenda K-50 Comp III type
Wheel size	20" wheels

Geometry · Legacy reference

Top tube	508 mm
Head-tube angle	74°
Seat-tube angle	72°
Chainstay / rear center	391.2 mm
Fork offset / rake	31.8 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 28, 2026.