Smoky Mountain Model Works, Inc.
Asheville, North Carolina • USA
Creating 20th Century Models Using 21st Century Technology
Smoky Mountain Model Works, Inc. • Asheville, NC 28805
Ph.:  (828) 777-5619  (10-5 M-F) • Email:
S-Scale Diesel Truck Sideframes
Item No. 64-TK-FC ... fits SHS switcher gearbox (8' 0" wheelbase)
One-piece sideframe attaches to gearbox using same SHS screws.
$69 (1 pair)

AAR Type A and B
Kit No. 64-TK-AAR A ... AAR Type A (8' 0" wheelbase)
One-piece sideframe including end yokes that drops onto the Stanton gearbox.  Kit includes brake lever clevises, wire and (4) #0-48 x 3/8" screws.
$69 (1 pair)

Kit No. 64-TK-AAR B   ... AAR Type B (9' 2" wb)
One-piece sideframe including end yokes like the Type A truck ... plus separate glue-on solid and roller bearing caps, wire, (4) #0-48 x 3/8" screws and brake levers.
$79 (1 pair)

NOTE regarding AAR-B sideframe:
The Stanton truck has a maximum wheelbase of 9 ft, 0 in.; the prototype truck is 9 ft, 4 in.  The kit's sideframe is designed to 9 ft, 2 in. as a compromise.  The 2" difference, regardless of your chosen gearbox, is imperceptible once painted and assembled.

Blomberg "B"
One-piece sideframe with end yokes that drops onto the Stanton gearbox.  The image shown at left portrays a completed sideframe with installed journal boxes and brake levers (by the modeler) from the sheet of urethane castings included with the kit (shown below the truck at left).

The sheet of urethane castings and misc. parts include (6) styles of journal boxes/bearing caps >> 2 styles with speed recorders, brake cylinder levers, wire for brake cylinder pistons, injection molded brake cylinder clevises and (4) #0-48 x 3/8" screws).  Glue-on journal boxes/bearing caps allow you to model early F-units to GP35s.
Kit No. 64-TK-BB (9' 0" wheelbase)
$79 (1 pair)

Blomberg "B" Details Sheet
Use this sheet of details to upgrade trucks from other manufacturers.  This is the same sheet included with the sideframes kit.
Kit No. 64-TK-BBdetails ... $25 per sheet

Alco "Blunt"
Kit includes (4) 3D printed sideframes and (4) #0-48 x 3/8" screws.
Kit No. 64-TK-Blunt (8' 0" wheelbase) ... $59 (4 sideframes)
The Flexicoil sideframe is a drop-on replacement for the S Helper Service AAR switcher sideframe.  All other sideframes are designed to fit Stanton gearboxes which must be purchased from NWSL or your favorite dealer ... I only offer sideframe kits.

All sideframe kits are 3D SLA printed in a rigid grey-tinted, durable resin