default_submodel r4400

<submodels>
r4000
r4100
r4300
r4400
r4600
r4560
r5000
r8000
r10000
</submodels>

<submodel_aliases>
r4k -> r4000
r5k -> r5000
r8k -> r8000
r10k -> r10000
</submodel_aliases>