1PH 5A4

Load Rite Trailers Inc

The rules under Load Rite Trailers Inc's codes name 358 models, the third-longest combined list of the 113 makers profiled here. Its newest code was added to vPIC in December 2016. Its decoding rules reach back to model year 1982.

Model years covered by each code

One bar per three-character code, grouped by the vehicle type NHTSA lists for it. Bars reaching 2027 include rules with no end year.

Trailers 2

1PH1982–2027
5A41998–2027

Every code, side by side

Code	Vehicle type	Makes	Model years	Models	Plant countries
1PH	trailers	Load Rite	1982–open	1	United States
5A4	trailers	Load Rite	1998–open	357	United States

Models found under the most codes

Model, model years across all codes, and how many of the codes name it

Pennsbury Mfg1982–2027 · 1 code
13-450L1998–2009 · 1 code
14-500E1998–2009 · 1 code
14-600L1998–2009 · 1 code
14-700L & LL1998–2009 · 1 code
141000C1998–2009 · 1 code
141501JET/161501WL1998–2009 · 1 code
14700LRT/WV700LRT1998–2009 · 1 code
14701J1998–2009 · 1 code
14900LRT/WV900LRT1998–2009 · 1 code
14901LB1998–2009 · 1 code
14901XMW1998–2009 · 1 code
15-1500-C1998–2009 · 1 code
151800H1998–2009 · 1 code
16-1000-C1998–2009 · 1 code
16-1000-CN1998–2009 · 1 code
16-1200L1998–2009 · 1 code
16-1400C1998–2009 · 1 code
16-1500LW/16-1500LRW1998–2009 · 1 code
16-600L1998–2009 · 1 code
16-700L1998–2009 · 1 code
16-800L1998–2009 · 1 code
161250WL/WR1998–2009 · 1 code
161600WV/171600WV1998–2009 · 1 code
161660WL/WR1998–2009 · 1 code
161730L1998–2009 · 1 code
161800CE1998–2009 · 1 code
162010L1998–2009 · 1 code
162010R1998–2009 · 1 code
17-12001998–2009 · 1 code
17-1350L1998–2009 · 1 code
17-1350RB1998–2009 · 1 code
17-1500C1998–2009 · 1 code
17-16501998–2009 · 1 code
17-1650L1998–2009 · 1 code
17-1650RB1998–2009 · 1 code
17-1650V1998–2009 · 1 code
17-2000LR1998–2009 · 1 code
17-2000RB1998–2009 · 1 code
17-2000S1998–2009 · 1 code
17-2000V1998–2009 · 1 code
17-2200LR1998–2009 · 1 code
17-2200S1998–2009 · 1 code
17-2450E/17-2450S1998–2009 · 1 code
17-2500C1998–2009 · 1 code
17-2800C1998–2009 · 1 code
171650L80/R801998–2009 · 1 code
171730L1998–2009 · 1 code

Source: NHTSA vPIC, October 2026 release (database updated October 17, 2026). How the figures are counted: How the catalog is read.